Issue #303 Part 1: Move basilisk files from /browser to /application/basilisk

168 files changed, 0 insertions, 6683 deletions

diff --git a/browser/themes/windows/Info.png b/browser/themes/windows/Info.png
deleted file mode 100644
index f5dfb65a3..000000000
--- a/browser/themes/windows/Info.png
+++ /dev/null
diff --git a/browser/themes/windows/Privacy-16.png b/browser/themes/windows/Privacy-16.png
deleted file mode 100644
index ff0c565a8..000000000
--- a/browser/themes/windows/Privacy-16.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar-inverted.png b/browser/themes/windows/Toolbar-inverted.png
deleted file mode 100644
index 2311803d8..000000000
--- a/browser/themes/windows/Toolbar-inverted.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar-inverted@2x.png b/browser/themes/windows/Toolbar-inverted@2x.png
deleted file mode 100644
index 289c57380..000000000
--- a/browser/themes/windows/Toolbar-inverted@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar-win7.png b/browser/themes/windows/Toolbar-win7.png
deleted file mode 100644
index b191ce2aa..000000000
--- a/browser/themes/windows/Toolbar-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar-win7@2x.png b/browser/themes/windows/Toolbar-win7@2x.png
deleted file mode 100644
index 033d87dff..000000000
--- a/browser/themes/windows/Toolbar-win7@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar-win8.png b/browser/themes/windows/Toolbar-win8.png
deleted file mode 100644
index 7e06de7f1..000000000
--- a/browser/themes/windows/Toolbar-win8.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar-win8@2x.png b/browser/themes/windows/Toolbar-win8@2x.png
deleted file mode 100644
index 6b205ea6f..000000000
--- a/browser/themes/windows/Toolbar-win8@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar.png b/browser/themes/windows/Toolbar.png
deleted file mode 100644
index 4ae11be4d..000000000
--- a/browser/themes/windows/Toolbar.png
+++ /dev/null
diff --git a/browser/themes/windows/Toolbar@2x.png b/browser/themes/windows/Toolbar@2x.png
deleted file mode 100644
index 33c63fdbb..000000000
--- a/browser/themes/windows/Toolbar@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/aboutSessionRestore-window-icon.png b/browser/themes/windows/aboutSessionRestore-window-icon.png
deleted file mode 100644
index c2d15ad7b..000000000
--- a/browser/themes/windows/aboutSessionRestore-window-icon.png
+++ /dev/null
diff --git a/browser/themes/windows/aboutSyncTabs.css b/browser/themes/windows/aboutSyncTabs.css
deleted file mode 100644
index 4cedad649..000000000
--- a/browser/themes/windows/aboutSyncTabs.css
+++ /dev/null
@@ -1,101 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#tabs-display,
-#tabsList {
-  background-color: transparent;
-  -moz-appearance: none;
-  margin: 0;
-}
-
-#tabsList {
-  width: 100%;
-}
-
-#tabs-display {
-  background: #fff url(chrome://browser/skin/sync-bg.png) repeat-x center -80px;
-}
-
-#headers {
-  background: url(chrome://browser/skin/sync-32.png) no-repeat;
-  margin-top: 4px;
-  width: 45em;
-  height: 32px;
-  margin-inline-start: 2em;
-  margin-inline-end: 2em;
-}
-
-#tabsListHeading {
-  font-size: 140%;
-  font-weight: bold;
-  margin-inline-start: 40px;
-}
-
-richlistitem {
-  margin-inline-end: 2em;
-}
-
-richlistitem[selected="true"],
-richlistitem:focus {
-  outline-style: none;
-}
-
-richlistitem[type="tab"] {
-  min-height: 3em;
-  border: #999999 1px solid !important;
-  padding: 2px 5px;
-  margin-bottom: 4px;
-  margin-inline-start: 4em;
-  border-radius: 6px;
-  background-color: menu;
-  width: 44em;
-  opacity: 0.9;
-  box-shadow:
-    inset rgba(255, 255, 255, 0.5) 0 1px 0px,
-    inset rgba(0, 0, 0, 0.1) 0 -2px 0px,
-    rgba(0, 0, 0, 0.1) 0px 1px 0px;
-}
-
-richlistitem[type="tab"][selected="true"] {
-  background-color: -moz-MenuHover;
-}
-
-richlistitem[type="client"] {
-  min-height: 2em;
-  color: #000000;
-  margin-inline-start: 2em;
-  margin-top: 2px;
-  margin-bottom: 3px;
-  width: 42em;
-  border-radius: 6px;
-  background-color: transparent;
-  -moz-user-focus: ignore !important;
-}
-richlistitem.mobile[type="client"] {
-  list-style-image: url("chrome://browser/skin/sync-mobileIcon.svg#icon");
-}
-richlistitem.desktop[type="client"] {
-  list-style-image: url("chrome://browser/skin/sync-desktopIcon.svg#icon");
-}
-
-.title,
-.clientName {
-  color: #000000;
-  font-size: 1.1em;
-}
-
-.title[selected="true"],
-.url[selected="true"] {
-  color: inherit;
-}
-
-.url {
-  color: -moz-nativehyperlinktext;
-  font-size: 0.95em;
-}
-
-.tabIcon {
-  padding-inline-start: 2px;
-  padding-top: 2px;
-}
diff --git a/browser/themes/windows/actionicon-tab-win7.png b/browser/themes/windows/actionicon-tab-win7.png
deleted file mode 100644
index 8437c7655..000000000
--- a/browser/themes/windows/actionicon-tab-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/actionicon-tab.png b/browser/themes/windows/actionicon-tab.png
deleted file mode 100644
index 52169a480..000000000
--- a/browser/themes/windows/actionicon-tab.png
+++ /dev/null
diff --git a/browser/themes/windows/actionicon-tab@2x.png b/browser/themes/windows/actionicon-tab@2x.png
deleted file mode 100644
index 6a4be3741..000000000
--- a/browser/themes/windows/actionicon-tab@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/browser-aero.css b/browser/themes/windows/browser-aero.css
deleted file mode 100644
index dbac6bb7a..000000000
--- a/browser/themes/windows/browser-aero.css
+++ /dev/null
@@ -1,627 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%define glassActiveBorderColor rgb(37, 44, 51)
-%define glassInactiveBorderColor rgb(102, 102, 102)
-
-@media not all and (-moz-windows-classic) {
-  #main-window[sizemode="normal"] > #tab-view-deck > #browser-panel > #navigator-toolbox > #toolbar-menubar {
-    margin-top: 1px;
-  }
-}
-
-@media (-moz-windows-default-theme) {
-  .sidebar-header,
-  #sidebar-header {
-    -moz-appearance: none;
-    border-bottom: none;
-    text-shadow: none;
-  }
-
-  .sidebar-title,
-  #sidebar-title {
-    font-weight: bold;
-  }
-
-  .sidebar-splitter {
-    border: 0;
-    border-inline-end: 1px solid ThreeDLightShadow;
-    min-width: 0;
-    width: 3px;
-    background-color: transparent;
-    margin-inline-start: -3px;
-    position: relative;
-  }
-
-  #appcontent ~ .sidebar-splitter {
-    border-inline-start: 1px solid ThreeDLightShadow;
-    border-inline-end: none;
-    margin-inline-start: 0;
-    margin-inline-end: -3px;
-  }
-
-  .menu-accel,
-  .menu-iconic-accel {
-    color: graytext;
-  }
-
-  @media (-moz-os-version: windows-win7) {
-    .sidebar-header:not(:-moz-lwtheme),
-    #sidebar-header:not(:-moz-lwtheme) {
-      background-color: #EEF3FA;
-    }
-
-    .sidebar-splitter,
-    #appcontent ~ .sidebar-splitter {
-      border-color: #A9B7C9;
-    }
-
-    #navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):not(:-moz-lwtheme),
-    #browser-bottombox:not(:-moz-lwtheme),
-    .browserContainer > findbar {
-      background-color: @customToolbarColor@;
-    }
-
-    .tab-background-middle[selected=true]:not(:-moz-lwtheme) {
-      background-color: @customToolbarColor@;
-    }
-  }
-}
-
-@media (-moz-windows-compositor) {
-  #main-window {
-    -moz-appearance: -moz-win-glass;
-  }
-
-
-  /* On win10, if we don't set this on the entire browser container including
-   * the sidebar, if the sidebar is open the accent color bleeds through in
-   * the titlebar */
-  #browser {
-    -moz-appearance: -moz-win-exclude-glass;
-  }
-
-  @media (-moz-os-version: windows-win10) {
-    /* Draw XUL caption buttons and background on Windows 10 */
-    @media (-moz-windows-default-theme) {
-      #main-window {
-        background-color: hsl(0, 0%, 78%);
-      }
-
-      :root[tabsintitlebar] .tab-label:-moz-window-inactive {
-        /* Calculated to match the opacity change of Windows Explorer
-           titlebar text change for inactive windows. */
-        opacity: .6;
-      }
-    }
-
-    @media not all and (-moz-windows-accent-color-applies) {
-      /* Default styling for when no accent color is applied */
-      #main-window:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        background-color: hsl(235, 33%, 19%);
-      }
-      
-      :root:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        --titlebar-text-color: white;
-      }
-      
-      #titlebar-min:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-highlight);
-      }
-
-      #titlebar-max:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize-highlight);
-      }
-
-      #main-window[sizemode="maximized"] #titlebar-max:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-highlight);
-      }
-      
-      #titlebar-close:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-highlight);
-      }
-
-      .titlebar-button:not(#titlebar-close):not(:-moz-window-inactive):not(:-moz-lwtheme):hover {
-        background-color: hsla(0, 0%, 100%, .17);
-      }
-
-      .titlebar-button:not(#titlebar-close):not(:-moz-window-inactive):not(:-moz-lwtheme):hover:active	{
-        background-color: hsla(0, 0%, 100%, .27);
-        transition: none;
-      }
-      
-      #titlebar-close:not(:-moz-window-inactive):not(:-moz-lwtheme):hover {
-        background-color: hsla(0, 86%, 49%, 1);
-      }
-
-      #titlebar-close:not(:-moz-window-inactive):not(:-moz-lwtheme):hover:active	{
-        background-color: hsla(0, 60%, 39%, 1);
-        transition: none;
-      }
-    }
-
-    @media (-moz-windows-accent-color-applies) { 
-      /* Styling for when an accent color is applied to the titlebar */
-      #main-window:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        background-color: -moz-win-accentcolor;
-      }
-      
-      :root:not(:-moz-window-inactive):not(:-moz-lwtheme) {
-        --titlebar-text-color: -moz-win-accentcolortext;
-      }
-      
-      #titlebar-min {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize);
-      }
-
-      #titlebar-max {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize);
-      }
-
-      #main-window[sizemode="maximized"] #titlebar-max {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore);
-      }
-
-      #titlebar-close {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#close);
-      }
-      
-      .titlebar-button:hover {
-        background-color: hsla(0, 0%, 0%, .17);
-      }
-
-      .titlebar-button:hover:active {
-        background-color: hsla(0, 0%, 0%, .27);
-        transition: none;
-      }
-      
-      @media (-moz-windows-accent-color-is-dark) {
-        /* dark accent color */
-        #titlebar-min {
-          list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-highlight);
-        }
-
-        #titlebar-max {
-          list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize-highlight);
-        }
-
-        #main-window[sizemode="maximized"] #titlebar-max {
-          list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-highlight);
-        }
-
-        #titlebar-close {
-          list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-highlight);
-        }
-      
-        .titlebar-button:not(#titlebar-close):not(:-moz-window-inactive):not(:-moz-lwtheme):hover {
-          background-color: hsla(0, 0%, 100%, .17);
-        }
-        .titlebar-button:not(#titlebar-close):not(:-moz-window-inactive):not(:-moz-lwtheme):hover:active	{
-          background-color: hsla(0, 0%, 100%, .27);
-          transition: none;
-        }
-      
-        #titlebar-close:not(:-moz-window-inactive):not(:-moz-lwtheme):hover {
-          background-color: hsla(0, 86%, 49%, 1);
-        }
-
-        #titlebar-close:not(:-moz-window-inactive):not(:-moz-lwtheme):hover:active	{
-          background-color: hsla(0, 60%, 39%, 1);
-          transition: none;
-        }
-      }
-    } /* Windows 10 accent color applies */
-
-    @media not all and (-moz-windows-default-theme) {
-      #main-window {
-        background-color: transparent;
-      }
-    }
-
-    #titlebar-buttonbox,
-    .titlebar-button {
-      -moz-appearance: none !important;
-    }
-
-    .titlebar-button {
-      border: none;
-      margin: 0 !important;
-      padding: 9px 17px;
-      transition: background-color linear 120ms;
-    }
-        
-    #main-window[sizemode="maximized"][tabsontop=true] #tabbrowser-tabs {
-      min-height: 28px;
-    }
-
-    #main-window[sizemode=maximized] .titlebar-button {
-      padding-top: 8px;
-      padding-bottom: 8px;
-    }
-
-    .titlebar-button > .toolbarbutton-icon {
-      width: 12px;
-      height: 12px;
-    }
-
-    .titlebar-button:not(:hover) > .toolbarbutton-icon:-moz-window-inactive {
-      opacity: 0.5;
-    }
-
-    #main-window[chromemargin^="0,"][sizemode=normal] #navigator-toolbox {
-      margin-top: -4px;
-    }
-
-    #main-window[sizemode="maximized"] #titlebar-close {
-      padding-right: 19px;
-    }
-    
-    #titlebar-close:hover {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-highlight);
-      background-color: hsla(0, 86%, 49%, 1);
-    }
-
-    #titlebar-close:hover:active {
-      background-color: hsla(0, 86%, 49%, 0.6);
-      transition: none;
-    }
-    
-    /* inactive window */
-
-    #titlebar-min:-moz-window-inactive:not(:-moz-lwtheme) {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize);
-    }
-
-    #titlebar-max:-moz-window-inactive:not(:-moz-lwtheme) {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize);
-    }
-
-    #main-window[sizemode="maximized"] #titlebar-max:-moz-window-inactive:not(:-moz-lwtheme) {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore);
-    }
-
-    #titlebar-close:-moz-window-inactive:not(:-moz-lwtheme):not(:hover) {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#close);
-    }
-    
-    .titlebar-button:-moz-window-inactive:not(:-moz-lwtheme):hover {
-      background-color: hsla(0, 0%, 0%, .17);
-    }
-
-    .titlebar-button:-moz-window-inactive:not(:-moz-lwtheme):hover:active {
-      background-color: hsla(0, 0%, 0%, .27);
-      transition: none;
-    }
-    
-    /* light persona */
-    
-    .titlebar-button:-moz-lwtheme-darktext:hover {
-      background-color: hsla(0, 0%, 0%, .17);
-    }
-
-   .titlebar-button:-moz-lwtheme-darktext:hover:active {
-      background-color: hsla(0, 0%, 0%, .27);
-      transition: none;
-    }
-    
-    #titlebar-min:-moz-lwtheme-darktext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-outline);
-    }
-
-    #titlebar-max:-moz-lwtheme-darktext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize-outline);
-    }
-
-    #main-window[sizemode="maximized"]:-moz-lwtheme-darktext #titlebar-max:-moz-lwtheme-darktext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-outline);
-    }
-
-    #titlebar-close:-moz-lwtheme-darktext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-outline);
-    }
-    #titlebar-close:hover:-moz-lwtheme-darktext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-outline);
-    }
-        
-    /* dark persona */
-    
-    .titlebar-button:-moz-lwtheme-brighttext:hover {
-      background-color: hsla(0, 0%, 100%, .27);
-    }
-
-    .titlebar-button:-moz-lwtheme-brighttext:hover:active {
-      background-color: hsla(0, 0%, 100%, .37);
-      transition: none;
-    }
-    
-    #titlebar-min:-moz-lwtheme-brighttext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-outline-inverted);
-    }
-
-    #titlebar-max:-moz-lwtheme-brighttext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize-outline-inverted);
-    }
-
-    #main-window[sizemode="maximized"]:-moz-lwtheme-brighttext #titlebar-max:-moz-lwtheme-brighttext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-outline-inverted);
-    }
-
-    #titlebar-close:-moz-lwtheme-brighttext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-outline-inverted);
-    }
-    #titlebar-close:hover:-moz-lwtheme-brighttext {
-      list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-outline-inverted);
-    }
-
-    /* the 12px image renders a 10px icon, and the 10px upscaled gets rounded to 12.5, which
-     * rounds up to 13px, which makes the icon one pixel too big on 1.25dppx. Fix: */
-    @media (min-resolution: 1.20dppx) and (max-resolution: 1.45dppx) {
-      .titlebar-button > .toolbarbutton-icon {
-        width: 11.5px;
-        height: 11.5px;
-      }
-    }
-     
-    /* 175% dpi should result in the same device pixel sizes as 150% dpi. */
-    @media (min-resolution: 1.70dppx) and (max-resolution: 1.95dppx) {
-      .titlebar-button {
-        padding-left: 14.1px;
-        padding-right: 14.1px;
-      }
-      .titlebar-button > .toolbarbutton-icon {
-        width: 10.8px;
-        height: 10.8px;
-      }
-    }
-
-    /* 225% dpi should result in the same device pixel sizes as 200% dpi. */
-    @media (min-resolution: 2.20dppx) and (max-resolution: 2.45dppx) {
-      .titlebar-button {
-        padding-left: 15.3333px;
-        padding-right: 15.3333px;
-      }
-      .titlebar-button > .toolbarbutton-icon {
-        width: 10.8px;
-        height: 10.8px;
-      }
-    }
-
-    /* 275% dpi should result in the same device pixel sizes as 250% dpi. */
-    @media (min-resolution: 2.70dppx) and (max-resolution: 2.95dppx) {
-      /* NB: todo: this should also change padding on the buttons
-       * themselves, but without a device to test this on, it's
-       * impossible to know by how much. */
-      .titlebar-button > .toolbarbutton-icon {
-        width: 10.8px;
-        height: 10.8px;
-      }
-    }
-    
-     
-    @media not all and (-moz-windows-default-theme) {
-      .titlebar-button {
-        background-color: -moz-field;
-      }
-      .titlebar-button:hover {
-        background-color: Highlight;
-      }
-
-      #titlebar-min {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-outine-inverted);
-      }
-
-      #titlebar-max {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize-outine-inverted);
-      }
-
-      #main-window[sizemode="maximized"] #titlebar-max {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-outine-inverted);
-      }
-
-      #titlebar-close {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-outine-inverted);
-      }
-      #titlebar-close:hover {
-        list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-outine-inverted);
-      }
-    }
-  } /* Win 10 styling */
-
-  @media (-moz-os-version: windows-win7),
-         (-moz-os-version: windows-win8) {
-    #main-window[sizemode="maximized"] #titlebar-buttonbox {
-      margin-inline-end: 3px;
-    }
-
-    #main-window {
-      background-color: transparent;
-      -moz-appearance: -moz-win-borderless-glass;
-    }
-
-    /* These should be hidden w/ glass enabled. Windows draws its own buttons. */
-    .titlebar-button {
-      display: none;
-    }
-
-    /* The borders on the glass frame are ours, and inside #browser, and on
-     * win7 we want to make sure they are "glassy", so we can't use
-     * #browser as the exclude-glass container. We use #appcontent instead. */
-    #browser {
-      -moz-appearance: none;
-    }
-
-    #appcontent {
-      -moz-appearance: -moz-win-exclude-glass;
-    }
-  }
-
-  @media (-moz-os-version: windows-win8) {
-    /* Artificially draw window borders that are covered by lwtheme, see bug 591930.
-     * Borders for win7 are below, win10 doesn't need them. */
-    #main-window[sizemode="normal"] > #tab-view-deck > #browser-panel:-moz-lwtheme {
-      border-top: 1px solid @toolbarShadowColor@;
-    }
-  }
-
-  @media (-moz-windows-default-theme) {
-    #main-menubar > menu:not(:-moz-lwtheme) {
-      color: inherit;
-    }
-
-    /* Use a different color only on Windows 8 and higher for inactive windows.
-     * On aero, the menubar fog disappears for inactive windows, and renders gray
-     * illegible.
-     */
-    @media not all and (-moz-os-version: windows-win7) {
-      #toolbar-menubar:not(:-moz-lwtheme):-moz-window-inactive {
-        color: ThreeDShadow;
-      }
-    }
-  }
-
-  #main-window[darkwindowframe="true"] #toolbar-menubar:not(:-moz-lwtheme):not(:-moz-window-inactive),
-  #main-window[darkwindowframe="true"] #TabsToolbar:not(:-moz-lwtheme):not(:-moz-window-inactive) {
-    color: white;
-  }
-
-  /* Show borders on win7 and win8, but not on win10 and later: */
-  @media (-moz-os-version: windows-win7),
-         (-moz-os-version: windows-win8) {
-    /* Vertical toolbar border */
-    #main-window:not([customizing])[sizemode=normal] #navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):not(:-moz-lwtheme),
-    #main-window:not([customizing])[sizemode=normal] #navigator-toolbox:-moz-lwtheme,
-    #main-window[customizing] #navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar) {
-      border-left: 1px solid @toolbarShadowColor@;
-      border-right: 1px solid @toolbarShadowColor@;
-      background-clip: padding-box;
-    }
-
-    #main-window:not([customizing])[sizemode=normal] #navigator-toolbox:not(:-moz-lwtheme)::after,
-    #main-window[customizing] #navigator-toolbox::after {
-      box-shadow: 1px 0 0 @toolbarShadowColor@, -1px 0 0 @toolbarShadowColor@;
-      margin-left: 1px;
-      margin-right: 1px;
-    }
-
-    #main-window[sizemode=normal] #browser-border-start,
-    #main-window[sizemode=normal] #browser-border-end {
-      display: -moz-box;
-      background-color: @toolbarShadowColor@;
-      width: 1px;
-    }
-
-    #main-window[sizemode=normal] #browser-bottombox {
-      border: 1px solid @toolbarShadowColor@;
-      border-top-style: none;
-      background-clip: padding-box;
-    }
-  }
-
-  #main-window[sizemode=normal] #TabsToolbar {
-    padding-left: 1px;
-    padding-right: 1px;
-  }
-
-  #appcontent:not(:-moz-lwtheme) {
-    background-color: -moz-dialog;
-  }
-}
-
-@media (-moz-windows-glass) {
-  #main-window[sizemode=normal] #nav-bar {
-    border-top-left-radius: 2.5px;
-    border-top-right-radius: 2.5px;
-  }
-
-  #main-window[sizemode=fullscreen]:not(:-moz-lwtheme) {
-    -moz-appearance: none;
-    background-color: #556;
-  }
-
-  #toolbar-menubar:not(:-moz-lwtheme) {
-    text-shadow: 0 0 .5em white, 0 0 .5em white, 0 1px 0 rgba(255,255,255,.4);
-  }
-
-  #main-menubar:not(:-moz-lwtheme):not(:-moz-window-inactive) {
-    background-color: rgba(255,255,255,.5);
-    color: black;
-    border-radius: 4px;
-  }
-
-  /* Artificially draw window borders that are covered by lwtheme, see bug 591930.
-   * We use a different border for win8, and this is not necessary on win10+ */
-  #main-window[sizemode="normal"] > #tab-view-deck > #browser-panel:-moz-lwtheme {
-    border-top: 2px solid;
-    -moz-border-top-colors: @glassActiveBorderColor@ rgba(255,255,255,.6);
-  }
-
-  #main-window[sizemode="normal"] > #tab-view-deck > #browser-panel:-moz-lwtheme:-moz-window-inactive {
-    -moz-border-top-colors: @glassInactiveBorderColor@ rgba(255,255,255,.6);
-  }
-
-  /* Glass Fog */
-
-  #TabsToolbar:not(:-moz-lwtheme) {
-    position: relative;
-  }
-
-  #TabsToolbar:not(:-moz-lwtheme)::after {
-    /* Because we use placeholders for window controls etc. in the tabstrip,
-     * and position those with ordinal attributes, and because our layout code
-     * expects :before/:after nodes to come first/last in the frame list,
-     * we have to reorder this element to come last, hence the
-     * ordinal group value (see bug 853415). */
-    -moz-box-ordinal-group: 1001;
-    box-shadow: 0 0 30px 30px rgba(174,189,204,0.85);
-    content: "";
-    display: -moz-box;
-    height: 0;
-    margin: 0 60px; /* (30px + 30px) from box-shadow */
-    position: absolute;
-    pointer-events: none;
-    top: 50%;
-    width: -moz-available;
-    z-index: -1;
-  }
-
-  /* Need to constrain the glass fog to avoid overlapping layers, see bug 886281. */
-  #navigator-toolbox:not(:-moz-lwtheme) {
-    overflow: -moz-hidden-unscrollable;
-  }
-
-  #main-window[sizemode=normal] .tabbrowser-arrowscrollbox > .arrowscrollbox-scrollbox > .scrollbox-innerbox:not(:-moz-lwtheme) {
-    position: relative;
-  }
-
-  /* End Glass Fog */
-}
-
-/* Aero Basic */
-@media not all and (-moz-windows-compositor) {
-  @media (-moz-windows-default-theme) {
-    #main-window {
-      background-color: rgb(185,209,234);
-    }
-    #main-window:-moz-window-inactive {
-      background-color: rgb(215,228,242);
-    }
-
-    /* Render a window top border for lwthemes: */
-    #main-window[tabsintitlebar][sizemode="normal"] > #tab-view-deck > #browser-panel:-moz-lwtheme {
-      background-image: linear-gradient(to bottom,
-            @glassActiveBorderColor@ 0, @glassActiveBorderColor@ 1px,
-            rgba(255,255,255,.6) 1px, rgba(255,255,255,.6) 2px, transparent 2px);
-    }
-
-    #main-window[tabsintitlebar][sizemode="normal"] > #tab-view-deck > #browser-panel:-moz-lwtheme:-moz-window-inactive {
-      background-image: linear-gradient(to bottom,
-            @glassInactiveBorderColor@ 0, @glassInactiveBorderColor@ 1px,
-            rgba(255,255,255,.6) 1px, rgba(255,255,255,.6) 2px, transparent 2px);
-    }
-  }
-
-  #print-preview-toolbar:not(:-moz-lwtheme) {
-    -moz-appearance: -moz-win-browsertabbar-toolbox;
-  }
-}
diff --git a/browser/themes/windows/browser-lightweightTheme.css b/browser/themes/windows/browser-lightweightTheme.css
deleted file mode 100644
index d2a1b840c..000000000
--- a/browser/themes/windows/browser-lightweightTheme.css
+++ /dev/null
@@ -1,39 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include windowsShared.inc
-%filter substitution
-
-/*
- * LightweightThemeListener will append the current lightweight theme's header
- * image to the background-image for each of the following rulesets.
- */
-
-/* Lightweight theme on tabs */
-#tabbrowser-tabs:not([movingtab]) > .tabbrowser-tab > .tab-stack > .tab-background > .tab-background-start[selected=true]:-moz-lwtheme::before,
-#tabbrowser-tabs:not([movingtab]) > .tabbrowser-tab > .tab-stack > .tab-background > .tab-background-end[selected=true]:-moz-lwtheme::before {
-  background-attachment: scroll, fixed;
-  background-color: transparent;
-  background-image: @fgTabTextureLWT@;/*, lwtHeader;*/
-  background-position: 0 0, right top;
-  background-repeat: repeat-x, no-repeat;
-}
-
-#tabbrowser-tabs:not([movingtab]) > .tabbrowser-tab > .tab-stack > .tab-background > .tab-background-middle[selected=true]:-moz-lwtheme {
-  background-attachment: scroll, scroll, fixed;
-  background-color: transparent;
-  background-image: url(chrome://browser/skin/tabbrowser/tab-active-middle.png),
-                    @fgTabTextureLWT@;/*,
-                    lwtHeader;*/
-  background-position: 0 0, 0 0, right top;
-  background-repeat: repeat-x, repeat-x, no-repeat;
-}
-
-@media (min-resolution: 1.25dppx) {
-  #tabbrowser-tabs:not([movingtab]) > .tabbrowser-tab > .tab-stack > .tab-background > .tab-background-middle[selected=true]:-moz-lwtheme {
-    background-image: url(chrome://browser/skin/tabbrowser/tab-active-middle@2x.png),
-                      @fgTabTextureLWT@;/*,
-                      lwtHeader;*/
-  }
-}
diff --git a/browser/themes/windows/browser.css b/browser/themes/windows/browser.css
deleted file mode 100644
index 47584a654..000000000
--- a/browser/themes/windows/browser.css
+++ /dev/null
@@ -1,2496 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-@import url("chrome://global/skin/");
-
-@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
-@namespace html url("http://www.w3.org/1999/xhtml");
-@namespace svg url("http://www.w3.org/2000/svg");
-
-%include ../shared/browser.inc
-%include windowsShared.inc
-%filter substitution
-%define toolbarShadowColor hsla(209,67%,12%,0.35)
-%define forwardTransitionLength 150ms
-%define conditionalForwardWithUrlbar window:not([chromehidden~="toolbar"]) #urlbar-wrapper
-
-:root {
-  --titlebar-text-color: currentColor;
-
-  --space-above-tabbar: 15px;
-
-  --backbutton-urlbar-overlap: 6px;
-
-  /* icon width + border + horizontal padding (without the overlap from backbutton-urlbar-overlap) */
-  --forwardbutton-width: 25px;
-
-  --toolbarbutton-vertical-inner-padding: 2px;
-  --toolbarbutton-vertical-outer-padding: 8px;
-
-  --toolbarbutton-hover-background: rgba(0,0,0,.1);
-  --toolbarbutton-hover-bordercolor: rgba(0,0,0,.2);
-  --toolbarbutton-hover-boxshadow: none;
-
-  --toolbarbutton-active-background: rgba(0,0,0,.15);
-  --toolbarbutton-active-bordercolor: rgba(0,0,0,.3);
-  --toolbarbutton-active-boxshadow: 0 0 0 1px rgba(0,0,0,.15) inset;
-
-  --toolbarbutton-checkedhover-backgroundcolor: rgba(0,0,0,.1);
-
-  --urlbar-dropmarker-url: url("chrome://browser/skin/urlbar-history-dropmarker.png");
-  --urlbar-dropmarker-region: rect(0px, 11px, 14px, 0px);
-  --urlbar-dropmarker-hover-region: rect(0px, 22px, 14px, 11px);
-  --urlbar-dropmarker-active-region: rect(0px, 33px, 14px, 22px);
-  --urlbar-dropmarker-2x-url: url("chrome://browser/skin/urlbar-history-dropmarker@2x.png");
-  --urlbar-dropmarker-2x-region: rect(0, 22px, 28px, 0);
-  --urlbar-dropmarker-hover-2x-region: rect(0, 44px, 28px, 22px);
-  --urlbar-dropmarker-active-2x-region: rect(0, 66px, 28px, 44px);
-
-  --panel-separator-color: ThreeDLightShadow;
-  --arrowpanel-dimmed: hsla(0,0%,80%,.3);
-  --arrowpanel-dimmed-further: hsla(0,0%,80%,.45);
-  --arrowpanel-dimmed-even-further: hsla(0,0%,80%,.8);
-
-  --urlbar-separator-color: ThreeDLightShadow;
-}
-
-@media (-moz-windows-default-theme) {
-  :root {
-    --panel-separator-color: hsla(210,4%,10%,.14);
-  }
-}
-
-toolbar[brighttext] {
-  --toolbarbutton-hover-background: rgba(255,255,255,.25);
-  --toolbarbutton-hover-bordercolor: rgba(255,255,255,.5);
-
-  --toolbarbutton-active-background: rgba(255,255,255,.4);
-  --toolbarbutton-active-bordercolor: rgba(255,255,255,.7);
-  --toolbarbutton-active-boxshadow: 0 0 0 1px rgba(255,255,255,.4) inset;
-
-  --toolbarbutton-checkedhover-backgroundcolor: rgba(255,255,255,.3);
-}
-
-toolbar:-moz-lwtheme {
-  --toolbarbutton-hover-background: rgba(255,255,255,.25);
-  --toolbarbutton-hover-bordercolor: rgba(0,0,0,.2);
-
-  --toolbarbutton-active-background: rgba(70%,70%,70%,.25);
-  --toolbarbutton-active-bordercolor: rgba(0,0,0,.3);
-  --toolbarbutton-active-boxshadow: 0 0 2px rgba(0,0,0,.6) inset;
-
-  --toolbarbutton-checkedhover-backgroundcolor: rgba(85%,85%,85%,.25);
-}
-
-#menubar-items {
-  -moz-box-orient: vertical; /* for flex hack */
-}
-
-#main-menubar {
-  -moz-box-flex: 1; /* make menu items expand to fill toolbar height */
-}
-
-/* Hides the titlebar-placeholder underneath the window caption buttons when we
-   are not autohiding the menubar. */
-#toolbar-menubar:not([autohide="true"]) + #TabsToolbar > .titlebar-placeholder[type="caption-buttons"] {
-  display: none;
-}
-
-/* We want a 4px gap between the TabsToolbar and the toolbar-menubar when the
-   toolbar-menu is displayed, and a 16px gap when it is not. 1px is taken care
-   of by the (light) outer shadow of the tab, the remaining 3/15 are these margins. */
-#toolbar-menubar:not([autohide=true]) ~ #TabsToolbar:not([inFullscreen]),
-#toolbar-menubar[autohide=true]:not([inactive]) ~ #TabsToolbar:not([inFullscreen]) {
-  margin-top: 3px;
-}
-
-#main-window[tabsintitlebar][sizemode="normal"]:not([inFullscreen])[chromehidden~="menubar"] #toolbar-menubar ~ #TabsToolbar,
-#main-window[tabsintitlebar][sizemode="normal"]:not([inFullscreen]) #toolbar-menubar[autohide="true"][inactive] ~ #TabsToolbar {
-  margin-top: var(--space-above-tabbar);
-}
-
-#main-window[customize-entered][tabsintitlebar]:not([inFullscreen]) #toolbar-menubar[customizing-dragovertarget].customization-target::before,
-#main-window[customize-entered][tabsintitlebar]:not([inFullscreen]) #TabsToolbar[customizing-dragovertarget].customization-target::before,
-#main-window[customize-entered][tabsintitlebar]:not([inFullscreen]) #toolbar-menubar.customization-target:hover::before,
-#main-window[customize-entered][tabsintitlebar]:not([inFullscreen]) #TabsToolbar.customization-target:hover::before {
-  outline-color: CaptionText;
-}
-
-#navigator-toolbox {
-  -moz-appearance: none;
-  background-color: transparent;
-  border-top: none;
-}
-
-#navigator-toolbox::after {
-  content: "";
-  display: -moz-box;
-  -moz-box-ordinal-group: 101; /* tabs toolbar is 100 */
-  border-bottom: 1px solid ThreeDShadow;
-}
-
-@media (-moz-windows-default-theme) {
-  @media (-moz-os-version: windows-win7) {
-    #navigator-toolbox::after {
-      border-bottom-color: #aabccf;
-    }
-  }
-
-  @media (-moz-os-version: windows-win8),
-         (-moz-os-version: windows-win10) {
-    #navigator-toolbox::after {
-      border-bottom-color: #c2c2c2;
-    }
-  }
-}
-
-#navigator-toolbox:-moz-lwtheme::after {
-  border-bottom-color: rgba(0,0,0,.3);
-}
-
-#navigator-toolbox > toolbar {
-  -moz-appearance: none;
-  border-style: none;
-}
-
-#navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar) {
-  background-clip: padding-box;
-  background-image: linear-gradient(@toolbarHighlight@, @toolbarHighlight@);
-}
-
-@media (-moz-os-version: windows-win7) {
-  #nav-bar {
-    background-image: linear-gradient(@toolbarHighlight@, transparent) !important;
-  }
-
-  #navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):not(#nav-bar) {
-    background-image: none;
-  }
-}
-
-#navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):not(:-moz-lwtheme) {
-  background-color: -moz-Dialog;
-}
-
-#navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):not(#nav-bar):not(#addon-bar) {
-  overflow: -moz-hidden-unscrollable;
-  max-height: 4em;
-  transition: min-height 170ms ease-out, max-height 170ms ease-out;
-  padding: 0 5px;
-}
-
-#navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):not(#nav-bar):not(#addon-bar)[collapsed=true] {
-  min-height: 0.1px;
-  max-height: 0;
-  transition: min-height 170ms ease-out, max-height 170ms ease-out, visibility 170ms linear;
-}
-
-#toolbar-menubar,
-#TabsToolbar {
-  color: var(--titlebar-text-color);
-}
-
-@media not all and (-moz-windows-compositor),
-       not all and (-moz-windows-default-theme) {
-  /* Please keep the menu text colors in this media block in sync with
-   * devedition.css, minus the :not(:-moz-lwtheme) condition - see Bug 1165718.
-   */
-  :root[tabsintitlebar]:not([inFullscreen]):not(:-moz-lwtheme) {
-    --titlebar-text-color: CaptionText;
-  }
-
-  :root[tabsintitlebar]:not([inFullscreen]):not(:-moz-lwtheme):-moz-window-inactive {
-    --titlebar-text-color: InactiveCaptionText;
-  }
-}
-
-@media not all and (-moz-windows-compositor) {
-  #main-window[tabsintitlebar] #titlebar:-moz-lwtheme {
-    visibility: hidden;
-  }
-
-  #main-window[tabsintitlebar] #titlebar-content:-moz-lwtheme {
-    -moz-binding: url("chrome://global/content/bindings/general.xml#windowdragbox");
-    visibility: visible;
-  }
-
-  /* Top-level menu appearance has transparent background, so the text color
-     needs to be inherited from our custom menubar too. */
-  #main-window[tabsintitlebar] #main-menubar > menu:not(:-moz-lwtheme) {
-    color: inherit;
-  }
-}
-
-/**
- * In the classic themes, the titlebar has a horizontal gradient, which is
- * problematic for reading the text of background tabs when they're in the
- * titlebar. We side-step this issue by layering our own background underneath
- * the tabs. Unfortunately, this requires a bunch of positioning in order to get
- * text and icons to not appear fuzzy.
- */
-@media (-moz-windows-classic) {
-  /**
-   * We need to bump up the z-index of the tabbrowser-tabs so that they appear
-   * over top of the fog we're applying for classic themes, as well as the nav-bar.
-   */
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) #tabbrowser-tabs {
-    position: relative;
-    z-index: 2;
-  }
-
-  #main-window[tabsintitlebar] #TabsToolbar:not(:-moz-lwtheme) {
-    position: relative;
-  }
-
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) #TabsToolbar:not(:-moz-lwtheme)::after {
-    /* Because we use placeholders for window controls etc. in the tabstrip,
-     * and position those with ordinal attributes, and because our layout code
-     * expects :before/:after nodes to come first/last in the frame list,
-     * we have to reorder this element to come last, hence the
-     * ordinal group value (see bug 853415). */
-    -moz-box-ordinal-group: 1001;
-    box-shadow: 0 0 50px 8px ActiveCaption;
-    content: "";
-    display: -moz-box;
-    height: 0;
-    margin: 0 50px;
-    position: absolute;
-    pointer-events: none;
-    top: 100%;
-    width: -moz-available;
-  }
-
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) #TabsToolbar:not(:-moz-lwtheme):-moz-window-inactive::after {
-    box-shadow: 0 0 50px 8px InactiveCaption;
-  }
-
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) toolbar[customindex]:not(:-moz-lwtheme),
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) #PersonalToolbar:not(:-moz-lwtheme) {
-    position: relative;
-  }
-
-  /* Need to constrain the box shadow fade to avoid overlapping layers, see bug 886281. */
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) #navigator-toolbox:not(:-moz-lwtheme) {
-    overflow: -moz-hidden-unscrollable;
-  }
-
-  /**
-   * When the tabstrip is overflowed, pinned tab separators get position: absolute,
-   * which makes the pinned tab separators leak over the nav-bar highlight. Forcing
-   * the element to snap to the bottom of the client rect works around the issue.
-   */
-  #main-window[tabsintitlebar] #tabbrowser-tabs[positionpinnedtabs] > .tabbrowser-tab[pinned]::before {
-    bottom: 0px;
-  }
-
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) #TabsToolbar .toolbarbutton-1 {
-    position: relative;
-    z-index: 1;
-  }
-
-  /**
-   * With the tabbrowser-tabs element z-index'd above the nav-bar, we now get the
-   * scrollbox button borders leaking over the nav-bar highlight. This transparent bottom
-   * border forces the scrollbox button borders to terminate a pixel early, working
-   * around the issue.
-   */
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) .tabbrowser-arrowscrollbox > .scrollbutton-up,
-  #main-window[tabsintitlebar]:not([sizemode=fullscreen]) .tabbrowser-arrowscrollbox > .scrollbutton-down {
-    border-bottom: 1px solid transparent;
-  }
-
-  #main-window[tabsintitlebar][sizemode="normal"] > #tab-view-deck > #browser-panel:-moz-lwtheme {
-    /* Render a window top border: */
-    background-image: linear-gradient(to bottom,
-          ThreeDLightShadow 0, ThreeDLightShadow 1px,
-          ThreeDHighlight 1px, ThreeDHighlight 2px,
-          ActiveBorder 2px, ActiveBorder 4px, transparent 4px);
-  }
-
-  /* End classic titlebar gradient */
-
-  #main-window[tabsintitlebar]:not([inFullscreen]) :-moz-any(#TabsToolbar, #toolbar-menubar) toolbarbutton:not(:-moz-lwtheme) {
-    color: inherit;
-  }
-}
-
-#TabsToolbar:not([collapsed="true"]) + #nav-bar {
-  /* Move up into the TabsToolbar for the inner highlight at the top of the nav-bar */
-  margin-top: calc(-1 * var(--navbar-tab-toolbar-highlight-overlap));
-  /* Position the toolbar above the bottom of background tabs */
-  position: relative;
-  z-index: 1;
-}
-
-#nav-bar {
-  border-top: 1px solid @toolbarShadowColor@ !important;
-  box-shadow: 0 1px 0 @toolbarHighlight@ inset;
-}
-@media not all and (-moz-windows-compositor) {
-  #TabsToolbar[collapsed="true"] + #nav-bar {
-    border-top-style: none !important;
-  }
-}
-
-#personal-bookmarks {
-  min-height: 24px;
-}
-
-#print-preview-toolbar:not(:-moz-lwtheme) {
-  -moz-appearance: toolbox;
-}
-
-#browser-bottombox:not(:-moz-lwtheme) {
-  background-color: -moz-dialog;
-}
-
-/* ::::: titlebar ::::: */
-
-#main-window[sizemode="normal"] > #titlebar {
-  -moz-appearance: -moz-window-titlebar;
-}
-
-#main-window[sizemode="maximized"] > #titlebar {
-  -moz-appearance: -moz-window-titlebar-maximized;
-}
-
-@media (-moz-windows-classic) {
-  #main-window[tabsintitlebar][sizemode="normal"] > #tab-view-deck > #browser-panel > #navigator-toolbox > #toolbar-menubar {
-    margin-top: 4px;
-  }
-}
-
-/* The button box must appear on top of the navigator-toolbox in order for
- * click and hover mouse events to work properly for the button in the restored
- * window state. Otherwise, elements in the navigator-toolbox, like the menubar,
- * can swallow those events. It will also place the buttons above the fog on
- * Windows 7 with Aero Glass.
- */
-#titlebar-buttonbox {
-  z-index: 1;
-}
-
-.titlebar-placeholder[type="caption-buttons"] {
-  margin-left: 22px; /* space needed for Aero Snap */
-}
-
-/* titlebar command buttons */
-
-#titlebar-min {
-  -moz-appearance: -moz-window-button-minimize;
-}
-
-#titlebar-max {
-  -moz-appearance: -moz-window-button-maximize;
-}
-
-#main-window[sizemode="maximized"] #titlebar-max {
-  -moz-appearance: -moz-window-button-restore;
-}
-
-#titlebar-close {
-  -moz-appearance: -moz-window-button-close;
-}
-
-@media not all and (-moz-windows-classic) {
-  #titlebar-min {
-    margin-inline-end: 2px;
-  }
-}
-
-/* ::::: bookmark buttons ::::: */
-
-toolbarbutton.bookmark-item:not(.subviewbutton),
-#personal-bookmarks[cui-areatype="toolbar"]:not([overflowedItem=true]) > #bookmarks-toolbar-placeholder {
-  margin: 0;
-  padding: 2px 3px;
-  -moz-appearance: none;
-  border: 1px solid transparent;
-  border-radius: 1px;
-  background-origin: padding-box !important;
-  background-clip: padding-box !important;
-  transition-property: background-color, border-color, box-shadow;
-  transition-duration: 150ms;
-}
-
-toolbarbutton.bookmark-item:not(.subviewbutton):hover:not([disabled="true"]):not([open]) {
-  border-color: var(--toolbarbutton-hover-bordercolor);
-  background: var(--toolbarbutton-hover-background);
-}
-
-toolbarbutton.bookmark-item:not(.subviewbutton):hover:active:not([disabled="true"]),
-toolbarbutton.bookmark-item[open="true"] {
-  border-color: var(--toolbarbutton-active-bordercolor);
-  box-shadow: var(--toolbarbutton-active-boxshadow);
-  background: var(--toolbarbutton-active-background);
-}
-
-.bookmark-item > .toolbarbutton-icon,
-#personal-bookmarks[cui-areatype="toolbar"] > #bookmarks-toolbar-placeholder > .toolbarbutton-icon {
-  width: 16px;
-  height: 16px;
-}
-
-/* Force the display of the label for bookmarks */
-.bookmark-item > .toolbarbutton-text,
-#personal-bookmarks[cui-areatype="toolbar"] > #bookmarks-toolbar-placeholder > .toolbarbutton-text {
-  display: -moz-box !important;
-}
-
-.bookmark-item > .toolbarbutton-menu-dropmarker {
-  display: none;
-}
-
-#bookmarks-toolbar-placeholder {
-  list-style-image: url("chrome://browser/skin/places/bookmarksToolbar.png") !important;
-}
-
-toolbarpaletteitem[place="palette"] > #personal-bookmarks > #bookmarks-toolbar-placeholder,
-#personal-bookmarks[cui-areatype="menu-panel"] > #bookmarks-toolbar-placeholder {
-  list-style-image: url("chrome://browser/skin/places/bookmarksToolbar-menuPanel.png") !important;
-}
-
-/* ----- BOOKMARK STAR ANIMATION ----- */
-
-@keyframes animation-bookmarkAdded {
-  from { transform: rotate(0deg) translateX(-16px) rotate(0deg) scale(1); opacity: 0; }
-  60%  { transform: rotate(180deg) translateX(-16px) rotate(-180deg) scale(2.2); opacity: 1; }
-  80%  { opacity: 1; }
-  to   { transform: rotate(180deg) translateX(-16px) rotate(-180deg) scale(1); opacity: 0; }
-}
-
-@keyframes animation-bookmarkPulse {
-  from { transform: scale(1); }
-  50%  { transform: scale(1.3); }
-  to   { transform: scale(1); }
-}
-
-#bookmarked-notification-container {
-  min-height: 1px;
-  min-width: 1px;
-  height: 1px;
-  margin-bottom: -1px;
-  z-index: 5;
-  position: relative;
-}
-
-#bookmarked-notification {
-  background-size: 16px;
-  background-position: center;
-  background-repeat: no-repeat;
-  width: 16px;
-  height: 16px;
-  opacity: 0;
-}
-
-#bookmarked-notification-dropmarker-anchor {
-  z-index: -1;
-  position: relative;
-}
-
-#bookmarked-notification-dropmarker-icon {
-  width: 18px;
-  height: 18px;
-  visibility: hidden;
-}
-
-#bookmarked-notification-anchor[notification="finish"] > #bookmarked-notification {
-  background-image: url("chrome://browser/skin/places/bookmarks-notification-finish.png");
-  animation: animation-bookmarkAdded 800ms;
-  animation-timing-function: ease, ease, ease;
-}
-
-#bookmarks-menu-button[notification="finish"] > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
-  list-style-image: none !important;
-}
-
-#bookmarked-notification-dropmarker-anchor[notification="finish"] > #bookmarked-notification-dropmarker-icon {
-  visibility: visible;
-  animation: animation-bookmarkPulse 300ms;
-  animation-delay: 600ms;
-  animation-timing-function: ease-out;
-}
-
-/* ::::: bookmark menus ::::: */
-
-menu.bookmark-item,
-menuitem.bookmark-item {
-  min-width: 0;
-  max-width: 32em;
-}
-
-.bookmark-item:not(.subviewbutton) > .menu-iconic-left {
-  margin-top: 0;
-  margin-bottom: 0;
-}
-
-.bookmark-item > .menu-iconic-left > .menu-iconic-icon {
-  padding-inline-start: 0px;
-}
-
-/* ::::: bookmark items ::::: */
-
-.bookmark-item  {
-  list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
-}
-
-.bookmark-item[container] {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-.bookmark-item[container][open] {
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-.bookmark-item[container][livemark] {
-  list-style-image: url("chrome://browser/skin/livemark-folder.png");
-  -moz-image-region: auto;
-}
-
-.bookmark-item[container][livemark] .bookmark-item {
-  list-style-image: url("chrome://browser/skin/places/livemark-item.png");
-  -moz-image-region: rect(0px, 16px, 16px, 0px);
-}
-
-.bookmark-item[container][livemark] .bookmark-item[visited] {
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-.bookmark-item[container][query] {
-  list-style-image: url("chrome://browser/skin/places/query.png");
-  -moz-image-region: auto;
-}
-
-.bookmark-item[query][tagContainer] {
-  list-style-image: url("chrome://browser/skin/places/tag.png");
-  -moz-image-region: auto;
-}
-
-.bookmark-item[query][dayContainer] {
-  list-style-image: url("chrome://browser/skin/places/calendar.png");
-  -moz-image-region: auto;
-}
-
-.bookmark-item[query][hostContainer] {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-.bookmark-item[query][hostContainer][open] {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-.bookmark-item[cutting] > .toolbarbutton-icon,
-.bookmark-item[cutting] > .menu-iconic-left > .menu-iconic-icon {
-  opacity: 0.5;
-}
-
-.bookmark-item[cutting] > .toolbarbutton-text,
-.bookmark-item[cutting] > .menu-iconic-left > .menu-iconic-text {
-  opacity: 0.7;
-}
-
-/* ::::: primary toolbar buttons ::::: */
-
-%include ../shared/toolbarbuttons.inc.css
-
-#main-window:not([customizing]) .toolbarbutton-1[disabled=true] > .toolbarbutton-icon,
-#main-window:not([customizing]) .toolbarbutton-1[disabled=true] > .toolbarbutton-menu-dropmarker,
-#main-window:not([customizing]) .toolbarbutton-1[disabled=true] > .toolbarbutton-menubutton-dropmarker,
-#main-window:not([customizing]) .toolbarbutton-1[disabled=true] > .toolbarbutton-menubutton-button > .toolbarbutton-icon,
-#main-window:not([customizing]) .toolbarbutton-1 > .toolbarbutton-menubutton-button[disabled=true] > .toolbarbutton-icon {
-  opacity: .4;
-}
-
-.toolbarbutton-1 > .toolbarbutton-menu-dropmarker,
-.toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
-  list-style-image: url("chrome://browser/skin/toolbarbutton-dropdown-arrow.png");
-}
-
-toolbar[brighttext] .toolbarbutton-1 > .toolbarbutton-menu-dropmarker,
-toolbar[brighttext] .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
-  list-style-image: url("chrome://browser/skin/toolbarbutton-dropdown-arrow-inverted.png");
-}
-
-.toolbarbutton-1 > .toolbarbutton-icon,
-.toolbarbutton-1 > .toolbarbutton-menubutton-button > .toolbarbutton-icon {
-  margin-inline-end: 0;
-}
-
-:-moz-any(toolbar, .widget-overflow-list) .toolbarbutton-1 > .toolbarbutton-icon,
-:-moz-any(toolbar, .widget-overflow-list) .toolbarbutton-1 > :-moz-any(.toolbarbutton-menubutton-button, .toolbarbutton-badge-stack) > .toolbarbutton-icon {
-  max-width: 16px;
-}
-
-:-moz-any(toolbar, .widget-overflow-list) .toolbarbutton-1:-moz-any(@primaryToolbarButtons@, .toolbarbutton-legacy-addon) > .toolbarbutton-icon,
-:-moz-any(toolbar, .widget-overflow-list) .toolbarbutton-1:-moz-any(@primaryToolbarButtons@, .toolbarbutton-legacy-addon) > :-moz-any(.toolbarbutton-menubutton-button, .toolbarbutton-badge-stack) > .toolbarbutton-icon,
-#bookmarks-menu-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
-  max-width: 18px;
-}
-
-%include ../shared/menupanel.inc.css
-
-.findbar-button,
-#nav-bar .toolbarbutton-1,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button {
-  -moz-appearance: none;
-  border: none;
-  padding: 0;
-  background: none;
-}
-
-#nav-bar .toolbarbutton-1:not([type=menu-button]),
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
-  padding: var(--toolbarbutton-vertical-outer-padding) 2px;
-  -moz-box-pack: center;
-}
-
-#nav-bar #PanelUI-menu-button {
-  padding-inline-start: 5px;
-  padding-inline-end: 5px;
-}
-
-#nav-bar .toolbarbutton-1[type=panel],
-#nav-bar .toolbarbutton-1[type=menu]:not(#back-button):not(#forward-button):not(#feed-button):not(#PanelUI-menu-button) {
-  padding-left: 5px;
-  padding-right: 5px;
-}
-
-#nav-bar .toolbarbutton-1 > menupopup {
-  margin-top: -3px;
-}
-
-#nav-bar .toolbarbutton-1 > menupopup.cui-widget-panel {
-  margin-top: -8px;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button {
-  padding-inline-end: 0;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
-  padding-inline-start: 0;
-  -moz-box-align: center;
-}
-
-.findbar-button > .toolbarbutton-text,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-text,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-badge-stack,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon,
-@conditionalForwardWithUrlbar@ > .toolbarbutton-1:-moz-any([disabled],:not([open]):not([disabled]):not(:active)) > .toolbarbutton-icon {
-  padding: var(--toolbarbutton-vertical-inner-padding) 6px;
-  background-origin: padding-box !important;
-  background-clip: padding-box !important;
-  border: 1px solid transparent;
-  border-radius: 1px;
-  transition-property: background-color, border-color, box-shadow;
-  transition-duration: 150ms;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button > .toolbarbutton-icon,
-#nav-bar #bookmarks-menu-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
-  /* horizontal padding + border + actual icon width */
-  max-width: 32px;
-}
-
-@media (-moz-os-version: windows-win7) {
-  :root {
-    --toolbarbutton-hover-background: linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
-    --toolbarbutton-hover-bordercolor: hsla(210,54%,20%,.15) hsla(210,54%,20%,.2) hsla(210,54%,20%,.25);
-    --toolbarbutton-hover-boxshadow: 0 1px hsla(0,0%,100%,.3) inset,
-                                     0 1px hsla(210,54%,20%,.03),
-                                     0 0 2px hsla(210,54%,20%,.1);
-
-    --toolbarbutton-active-background: hsla(210,54%,20%,.15) linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
-    --toolbarbutton-active-bordercolor: hsla(210,54%,20%,.3) hsla(210,54%,20%,.35) hsla(210,54%,20%,.4);
-    --toolbarbutton-active-boxshadow: 0 1px 1px hsla(210,54%,20%,.1) inset,
-                                      0 0 1px hsla(210,54%,20%,.2) inset,
-/* allows keyhole-forward-clip-path to be used for non-hover as well as hover: */
-                                      0 1px 0 hsla(210,54%,20%,0),
-                                      0 0 2px hsla(210,54%,20%,0);
-
-    --toolbarbutton-checkedhover-backgroundcolor: rgba(90%,90%,90%,.4);
-  }
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button > .toolbarbutton-icon:-moz-locale-dir(ltr),
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon:-moz-locale-dir(rtl) {
-  border-top-right-radius: 0;
-  border-bottom-right-radius: 0;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button > .toolbarbutton-icon:-moz-locale-dir(rtl),
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon:-moz-locale-dir(ltr) {
-  border-top-left-radius: 0;
-  border-bottom-left-radius: 0;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button > .toolbarbutton-icon {
-  border-inline-end-style: none;
-}
-
-#nav-bar .toolbarbutton-1:not(:-moz-any(@primaryToolbarButtons@, .toolbarbutton-legacy-addon)) > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1:not(:-moz-any(@primaryToolbarButtons@, .toolbarbutton-legacy-addon)) > .toolbarbutton-badge-stack,
-#nav-bar .toolbarbutton-1:not(:-moz-any(@primaryToolbarButtons@, .toolbarbutton-legacy-addon)) > .toolbarbutton-menubutton-button > .toolbarbutton-icon {
-  padding: calc(var(--toolbarbutton-vertical-inner-padding) + 1px) 7px;
-}
-
-#nav-bar .toolbarbutton-1[type=panel] > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1[type=panel] > .toolbarbutton-badge-stack,
-#nav-bar .toolbarbutton-1[type=menu]:not(#PanelUI-menu-button):not(#back-button):not(#forward-button):not(#new-tab-button) > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1[type=menu]:not(#PanelUI-menu-button) > .toolbarbutton-badge-stack,
-#nav-bar .toolbarbutton-1[type=menu] > .toolbarbutton-text /* hack for add-ons that forcefully display the label */ {
-  padding-inline-end: 17px;
-}
-
-#nav-bar .toolbarbutton-1[type=panel] > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1[type=menu]:not(#PanelUI-menu-button):not(#back-button):not(#forward-button):not(#new-tab-button) > .toolbarbutton-icon {
-  /* horizontal padding + border + icon width */
-  max-width: 43px;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menu-dropmarker {
-  margin-inline-start: -15px;
-}
-
-#nav-bar #bookmarks-menu-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-button > .toolbarbutton-icon {
-  /* horizontal padding + border + actual icon width */
-  max-width: 31px;
-}
-
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
-  padding-top: calc(var(--toolbarbutton-vertical-inner-padding) + 6px);
-  padding-bottom: calc(var(--toolbarbutton-vertical-inner-padding) + 6px);
-}
-
-#nav-bar .toolbaritem-combined-buttons {
-  margin-left: 2px;
-  margin-right: 2px;
-}
-
-#nav-bar .toolbaritem-combined-buttons > .toolbarbutton-1 {
-  padding-left: 0;
-  padding-right: 0;
-}
-
-#nav-bar .toolbaritem-combined-buttons:not(:hover) > separator,
-#nav-bar .toolbarbutton-1:not(:hover):not(:active):not([open]) > .toolbarbutton-menubutton-dropmarker::before {
-  content: "";
-  display: -moz-box;
-  width: 1px;
-  height: 16px;
-  margin-inline-end: -1px;
-  background-image: linear-gradient(currentColor 0, currentColor 100%);
-  background-position: center;
-  background-repeat: no-repeat;
-  background-size: 1px 16px;
-  opacity: .2;
-}
-
-#nav-bar[brighttext] .toolbaritem-combined-buttons > separator,
-#nav-bar[brighttext] .toolbarbutton-1:not(:hover):not(:active):not([open]) > .toolbarbutton-menubutton-dropmarker::before {
-  opacity: .3;
-}
-
-.findbar-button:not(:-moz-any([checked="true"],[disabled="true"])):hover > .toolbarbutton-text,
-#nav-bar .toolbarbutton-1:not([disabled=true]) > .toolbarbutton-menubutton-button[open] + .toolbarbutton-menubutton-dropmarker > .dropmarker-icon,
-#nav-bar .toolbarbutton-1:not([disabled=true]):-moz-any(:hover,[open]) > .toolbarbutton-menubutton-button > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1:not([disabled=true]):-moz-any(:hover,[open]) > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon,
-#nav-bar .toolbarbutton-1:not([disabled=true]):not([checked]):not([open]):not(:active):hover > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1:not([disabled=true]):not([checked]):not([open]):not(:active):hover > .toolbarbutton-text,
-#nav-bar .toolbarbutton-1:not([disabled=true]):not([checked]):not([open]):not(:active):hover > .toolbarbutton-badge-stack,
-@conditionalForwardWithUrlbar@ > #forward-button:not([open]):not(:active):not([disabled]):hover > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1:not([buttonover]):not([open]):not(:active):hover > .toolbarbutton-menubutton-dropmarker:not([disabled]) > .dropmarker-icon {
-  background: var(--toolbarbutton-hover-background);
-  border-color: var(--toolbarbutton-hover-bordercolor);
-  box-shadow: var(--toolbarbutton-hover-boxshadow);
-}
-
-.findbar-button:not([disabled=true]):-moz-any([checked="true"],:hover:active) > .toolbarbutton-text,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button:not([disabled=true]):-moz-any(:hover:active, [open]) > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1[open] > .toolbarbutton-menubutton-dropmarker:not([disabled=true]) > .dropmarker-icon,
-#nav-bar .toolbarbutton-1:not([disabled=true]):-moz-any([open],[checked],:hover:active) > .toolbarbutton-icon,
-#nav-bar .toolbarbutton-1:not([disabled=true]):-moz-any([open],[checked],:hover:active) > .toolbarbutton-text,
-#nav-bar .toolbarbutton-1:not([disabled=true]):-moz-any([open],[checked],:hover:active) > .toolbarbutton-badge-stack {
-  background: var(--toolbarbutton-active-background);
-  border-color: var(--toolbarbutton-active-bordercolor);
-  box-shadow: var(--toolbarbutton-active-boxshadow);
-  transition-duration: 10ms;
-}
-
-#nav-bar .toolbarbutton-1[checked]:not(:active):hover > .toolbarbutton-icon {
-  background-color: var(--toolbarbutton-checkedhover-backgroundcolor);
-  transition: background-color .4s;
-}
-
-#TabsToolbar .toolbarbutton-1,
-#TabsToolbar .toolbarbutton-1 > .toolbarbutton-menubutton-button,
-.tabbrowser-arrowscrollbox > .scrollbutton-up,
-.tabbrowser-arrowscrollbox > .scrollbutton-down {
-  -moz-appearance: none;
-  border-style: none;
-  padding: 0 3px;
-}
-
-#TabsToolbar .toolbarbutton-1 {
-  margin-bottom: var(--tab-toolbar-navbar-overlap);
-}
-
-#TabsToolbar .toolbarbutton-1:not([disabled=true]):hover,
-#TabsToolbar .toolbarbutton-1[open],
-#TabsToolbar .toolbarbutton-1 > .toolbarbutton-menubutton-button:not([disabled=true]):hover,
-.tabbrowser-arrowscrollbox > .scrollbutton-up:not([disabled=true]):hover,
-.tabbrowser-arrowscrollbox > .scrollbutton-down:not([disabled=true]):hover {
-  background-image: linear-gradient(transparent, rgba(255,255,255,.5)),
-                    linear-gradient(transparent, rgba(0,0,0,.25) 30%),
-                    linear-gradient(transparent, rgba(0,0,0,.25) 30%);
-  background-position: 1px -1px, 0 -1px, 100% -1px;
-  background-size: calc(100% - 2px) 100%, 1px 100%, 1px 100%;
-  background-repeat: no-repeat;
-}
-
-/* unified back/forward button */
-
-:-moz-any(#back-button, #forward-button) > .toolbarbutton-icon {
-  border-color: var(--urlbar-border-color-hover) !important;
-}
-
-:-moz-any(#back-button, #forward-button):not(:hover):not(:active):not([open=true]) > .toolbarbutton-icon,
-:-moz-any(#back-button, #forward-button)[disabled=true] > .toolbarbutton-icon {
-  background-color: rgba(255,255,255,.15) !important;
-}
-
-#forward-button {
-  -moz-box-align: stretch; /* let the button shape grow vertically with the location bar */
-  padding: 0 !important;
-}
-
-#forward-button > menupopup {
-  margin-top: 1px !important;
-}
-
-#forward-button > .toolbarbutton-icon {
-  border-left-style: none !important;
-  border-radius: 0 !important;
-  padding-left: calc(var(--backbutton-urlbar-overlap) + 3px) !important;
-  padding-right: 3px !important;
-  max-width: calc(var(--forwardbutton-width) + var(--backbutton-urlbar-overlap)) !important;
-}
-
-@conditionalForwardWithUrlbar@:not([switchingtabs]) > #forward-button {
-  transition: margin-left @forwardTransitionLength@ ease-out;
-}
-
-@conditionalForwardWithUrlbar@ > #forward-button[disabled] {
-  margin-left: calc(0px - var(--forwardbutton-width) - var(--backbutton-urlbar-overlap));
-}
-
-@conditionalForwardWithUrlbar@:hover:not([switchingtabs]) > #forward-button[disabled] {
-  /* delay the hiding of the forward button when hovered to avoid accidental clicks on the url bar */
-  transition-delay: 100s;
-}
-
-@conditionalForwardWithUrlbar@:not(:hover) > #forward-button[disabled] {
-  /* when not hovered anymore, trigger a new transition to hide the forward button immediately */
-  margin-left: calc(-0.01px - var(--forwardbutton-width) - var(--backbutton-urlbar-overlap));
-}
-
-#back-button {
-  padding-top: 3px !important;
-  padding-bottom: 3px !important;
-  padding-inline-start: 5px !important;
-  padding-inline-end: 0 !important;
-  position: relative !important;
-  z-index: 1 !important;
-  border-radius: 0 10000px 10000px 0 !important;
-}
-
-#back-button:-moz-locale-dir(rtl) {
-  border-radius: 10000px 0 0 10000px !important;
-}
-
-#back-button > menupopup {
-  margin-top: -1px !important;
-}
-
-#back-button > .toolbarbutton-icon {
-  border-radius: 10000px !important;
-  padding: 6px !important;
-  max-width: 32px !important; /* icon width + horizontal padding + border */
-}
-
-#back-button:-moz-locale-dir(rtl) > .toolbarbutton-icon {
-  transform: scaleX(-1);
-}
-
-.unified-nav-back[_moz-menuactive]:-moz-locale-dir(ltr),
-.unified-nav-forward[_moz-menuactive]:-moz-locale-dir(rtl) {
-  list-style-image: url("chrome://browser/skin/menu-back.png") !important;
-}
-
-.unified-nav-forward[_moz-menuactive]:-moz-locale-dir(ltr),
-.unified-nav-back[_moz-menuactive]:-moz-locale-dir(rtl) {
-  list-style-image: url("chrome://browser/skin/menu-forward.png") !important;
-}
-
-/* undo close tab menu item */
-#alltabs_undoCloseTab {
-  list-style-image: url(chrome://browser/skin/undoCloseTab.png);
-}
-
-@media (min-resolution: 1.1dppx) {
-  #alltabs_undoCloseTab {
-    list-style-image: url(chrome://browser/skin/undoCloseTab@2x.png);
-  }
-  #alltabs_undoCloseTab > .toolbarbutton-icon {
-    width: 16px;
-  }
-}
-
-/* zoom control text (reset) button special case: */
-
-#nav-bar #zoom-reset-button > .toolbarbutton-text {
-  /* To make this line up with the icons, it needs the same height (18px) +
-   * padding (2 * 2px) + border (2 * 1px), but as a minimum because otherwise
-   * increase in text sizes would break things...
-   */
-  min-height: 24px;
-}
-
-/* ::::: fullscreen window controls ::::: */
-
-#minimize-button,
-#restore-button,
-#close-button {
-  -moz-appearance: none;
-  border: none;
-  margin: 0 !important;
-  padding: 6px 12px;
-}
-
-#minimize-button {
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize);
-}
-
-#restore-button {
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore);
-}
-
-#minimize-button:hover,
-#restore-button:hover {
-  background-color: hsla(0, 0%, 0%, .12);
-}
-
-#minimize-button:hover:active,
-#restore-button:hover:active {
-  background-color: hsla(0, 0%, 0%, .22);
-}
-
-#close-button {
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#close);
-}
-
-#close-button:hover {
-  background-color: hsl(355, 86%, 49%);
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-white);
-}
-
-#close-button:hover:active {
-  background-color: hsl(355, 82%, 69%);
-}
-
-toolbar[brighttext] #minimize-button {
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-white);
-}
-
-toolbar[brighttext] #restore-button {
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-white);
-}
-
-toolbar[brighttext] #close-button {
-  list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-white);
-}
-
-@media (-moz-os-version: windows-win7) {
-  #window-controls {
-    margin-inline-start: 4px;
-  }
-
-  #minimize-button,
-  #restore-button,
-  #close-button {
-    /* Important to ensure this applies even on toolbar[brighttext] */
-    list-style-image: url("chrome://global/skin/icons/windowControls.png") !important;
-    /* Also override background color to a avoid hover background styling
-     * leaking through around the image. */
-    background-color: transparent !important;
-    padding: 0;
-  }
-
-  #minimize-button {
-    -moz-image-region: rect(0, 16px, 16px, 0);
-  }
-
-  #minimize-button:hover {
-    -moz-image-region: rect(16px, 16px, 32px, 0);
-  }
-
-  #minimize-button:hover:active {
-    -moz-image-region: rect(32px, 16px, 48px, 0);
-  }
-
-  #restore-button {
-    -moz-image-region: rect(0, 32px, 16px, 16px);
-  }
-
-  #restore-button:hover {
-    -moz-image-region: rect(16px, 32px, 32px, 16px);
-  }
-
-  #restore-button:hover:active {
-    -moz-image-region: rect(32px, 32px, 48px, 16px);
-  }
-
-  #close-button {
-    -moz-image-region: rect(0, 48px, 16px, 32px);
-    -moz-appearance: none;
-    border-style: none;
-    margin: 2px;
-  }
-
-  #close-button:hover {
-    -moz-image-region: rect(16px, 48px, 32px, 32px);
-  }
-
-  #close-button:hover:active {
-    -moz-image-region: rect(32px, 48px, 48px, 32px);
-  }
-}
-
-@media (-moz-os-version: windows-win7) {
-  #window-controls {
-    -moz-box-align: start;
-  }
-
-  #minimize-button,
-  #restore-button,
-  #close-button {
-    -moz-appearance: none;
-    border-style: none;
-    margin: 0;
-  }
-
-  #close-button {
-    -moz-image-region: rect(0, 49px, 16px, 32px);
-  }
-
-  #close-button:hover {
-    -moz-image-region: rect(16px, 49px, 32px, 32px);
-  }
-
-  #close-button:hover:active {
-    -moz-image-region: rect(32px, 49px, 48px, 32px);
-  }
-
-  #minimize-button:-moz-locale-dir(rtl),
-  #restore-button:-moz-locale-dir(rtl),
-  #close-button:-moz-locale-dir(rtl) {
-    transform: scaleX(-1);
-  }
-}
-
-/* ::::: Location Bar ::::: */
-
-#main-window {
-  --urlbar-border-color: ThreeDShadow;
-  --urlbar-border-color-hover: var(--urlbar-border-color);
-}
-
-#navigator-toolbox:-moz-lwtheme {
-  --urlbar-border-color: var(--toolbarbutton-hover-bordercolor);
-}
-
-@media (-moz-windows-default-theme) {
-  @media (-moz-os-version: windows-win7),
-         (-moz-os-version: windows-win8) {
-    #main-window:not(:-moz-lwtheme) {
-      --urlbar-border-color: hsla(210,54%,20%,.25) hsla(210,54%,20%,.27) hsla(210,54%,20%,.3);
-      --urlbar-border-color-hover: hsla(210,54%,20%,.35) hsla(210,54%,20%,.37) hsla(210,54%,20%,.4);
-    }
-  }
-
-  @media (-moz-os-version: windows-win10) {
-    #main-window:not(:-moz-lwtheme) {
-      --urlbar-border-color: hsl(0,0%,90%);
-      --urlbar-border-color-hover: hsl(0,0%,80%);
-    }
-  }
-}
-
-#urlbar,
-.searchbar-textbox {
-  -moz-appearance: none;
-  margin: 0 3px;
-  padding: 0;
-  background-clip: padding-box;
-  border: 1px solid;
-  border-color: var(--urlbar-border-color);
-}
-
-#urlbar:hover,
-.searchbar-textbox:hover {
-  border-color: var(--urlbar-border-color-hover);
-}
-
-@media (-moz-windows-default-theme) {
-  #urlbar,
-  .searchbar-textbox {
-    border-radius: 1px;
-  }
-
-  @media (-moz-os-version: windows-win7),
-         (-moz-os-version: windows-win8) {
-    #urlbar:not(:-moz-lwtheme),
-    .searchbar-textbox:not(:-moz-lwtheme) {
-      box-shadow: 0 1px 0 hsla(0,0%,0%,.01) inset,
-                  0 1px 0 hsla(0,0%,100%,.1);
-    }
-  }
-
-  @media (-moz-os-version: windows-win10) {
-    #urlbar:not(:-moz-lwtheme),
-    .searchbar-textbox:not(:-moz-lwtheme) {
-      padding: 1px;
-      transition-property: border-color, box-shadow;
-      transition-duration: .1s;
-    }
-
-    #urlbar:not(:-moz-lwtheme)[focused],
-    .searchbar-textbox:not(:-moz-lwtheme)[focused] {
-      box-shadow: 0 0 0 1px Highlight inset;
-    }
-  }
-
-  #urlbar:not(:-moz-lwtheme)[focused],
-  .searchbar-textbox:not(:-moz-lwtheme)[focused] {
-    border-color: Highlight;
-  }
-}
-
-@media (-moz-os-version: windows-win10) {
-  #urlbar,
-  .searchbar-textbox {
-    font-size: 1.15em;
-    min-height: 28px;
-  }
-
-  :root {
-    /* let toolbar buttons match the location and search bar's minimum height */
-    --toolbarbutton-vertical-inner-padding: 4px;
-    --toolbarbutton-vertical-outer-padding: 5px;
-  }
-}
-
-#urlbar:-moz-lwtheme,
-.searchbar-textbox:-moz-lwtheme {
-  background-color: rgba(255,255,255,.8);
-  color: black;
-}
-
-#urlbar:-moz-lwtheme:hover:not([readonly]),
-.searchbar-textbox:-moz-lwtheme:hover {
-  background-color: rgba(255,255,255,.9);
-}
-
-#urlbar:-moz-lwtheme[focused]:not([readonly]),
-.searchbar-textbox:-moz-lwtheme[focused] {
-  background-color: white;
-}
-
-@conditionalForwardWithUrlbar@ > #urlbar {
-  border-inline-start: none;
-  padding-inline-start: 0;
-  margin-left: 0;
-}
-
-@conditionalForwardWithUrlbar@ > #urlbar:-moz-locale-dir(ltr) {
-  border-top-left-radius: 0;
-  border-bottom-left-radius: 0;
-}
-
-@conditionalForwardWithUrlbar@ > #urlbar:-moz-locale-dir(rtl) {
-  border-top-right-radius: 0;
-  border-bottom-right-radius: 0;
-}
-
-@conditionalForwardWithUrlbar@ {
-  clip-path: url("chrome://browser/content/browser.xul#urlbar-back-button-clip-path");
-  margin-inline-start: calc(-1 * var(--backbutton-urlbar-overlap));
-}
-
-@media (-moz-os-version: windows-win10) {
-  @conditionalForwardWithUrlbar@ {
-    clip-path: url("chrome://browser/content/browser.xul#urlbar-back-button-clip-path-win10");
-  }
-
-  :root {
-    --backbutton-urlbar-overlap: 9px;
-  }
-}
-
-@conditionalForwardWithUrlbar@:-moz-locale-dir(rtl),
-@conditionalForwardWithUrlbar@ > #urlbar:-moz-locale-dir(rtl) {
-  /* let urlbar-back-button-clip-path clip the urlbar's right side for RTL */
-  transform: scaleX(-1);
-}
-
-@conditionalForwardWithUrlbar@:-moz-locale-dir(rtl) {
-  -moz-box-direction: reverse;
-}
-
-html|*.urlbar-input:-moz-lwtheme::placeholder,
-.searchbar-textbox:-moz-lwtheme > .autocomplete-textbox-container > .textbox-input-box > html|*.textbox-input::placeholder {
-  opacity: 1.0;
-  color: #777;
-}
-
-#urlbar-container {
-  -moz-box-align: center;
-}
-
-.urlbar-textbox-container {
-  -moz-box-align: stretch;
-}
-
-.urlbar-input-box {
-  margin-inline-start: 0;
-}
-
-.urlbar-input-box,
-#urlbar-display-box {
-  padding-inline-start: 4px;
-  border-inline-start: 1px solid var(--urlbar-separator-color);
-  border-image: linear-gradient(transparent 15%, var(--urlbar-separator-color) 15%, var(--urlbar-separator-color) 85%, transparent 85%);
-  border-image-slice: 1;
-}
-
-#urlbar-icons {
-  -moz-box-align: center;
-}
-
-.urlbar-icon {
-  padding: 0 3px;
-  /* 16x16 icon with border-box sizing */
-  width: 22px;
-  height: 16px;
-}
-
-/* ::::: URL Bar Zoom Reset Button ::::: */
-@keyframes urlbar-zoom-reset-pulse {
-  0% {
-    transform: scale(0);
-  }
-  75% {
-    transform: scale(1.5);
-  }
-  100% {
-    transform: scale(1.0);
-  }
-}
-
-#urlbar-zoom-button {
-  -moz-appearance: none;
-  margin: 0 3px;
-  font-size: .8em;
-  padding: 0 8px;
-  border-radius: 1em;
-  background-color: hsla(0,0%,0%,.05);
-  color: inherit;
-  border: 1px solid ThreeDLightShadow;
-}
-
-#urlbar-zoom-button[animate="true"] {
-  animation-name: urlbar-zoom-reset-pulse;
-  animation-duration: 250ms;
-}
-
-#urlbar-zoom-button:hover {
-  background-color: hsla(0,0%,0%,.1);
-}
-
-#urlbar-zoom-button:hover:active {
-  background-color: hsla(0,0%,0%,.15);
-}
-
-#urlbar-zoom-button > .toolbarbutton-text {
-  display: -moz-box;
-}
-
-#urlbar-zoom-button > .toolbarbutton-icon {
-  display: none;
-}
-
-.search-go-container {
-  padding: 2px 2px;
-}
-
-#urlbar-search-footer {
-  border-top: 1px solid var(--panel-separator-color);
-  background-color: var(--arrowpanel-dimmed);
-}
-
-#urlbar-search-settings {
-  -moz-appearance: none;
-  -moz-user-focus: ignore;
-  color: GrayText;
-  margin: 0;
-  border: 0;
-  padding: 8px 20px;
-  background: transparent;
-}
-
-#urlbar-search-settings:hover {
-  background-color: var(--arrowpanel-dimmed);
-}
-
-#urlbar-search-settings:hover:active {
-  background-color: var(--arrowpanel-dimmed-further);
-}
-
-#urlbar-search-splitter {
-  min-width: 6px;
-  margin-inline-start: -3px;
-  border: none;
-  background: transparent;
-}
-
-#urlbar-search-splitter + #search-container > #searchbar > .searchbar-textbox {
-  margin-inline-start: 0;
-}
-
-.urlbar-display {
-  margin-top: 0;
-  margin-bottom: 0;
-  margin-inline-start: 0;
-  color: GrayText;
-}
-
-%include ../shared/urlbarSearchSuggestionsNotification.inc.css
-
-#search-container {
-  min-width: calc(54px + 11ch);
-}
-
-/* identity box */
-
-#identity-box:-moz-focusring {
-  outline: 1px dotted;
-  outline-offset: -3px;
-}
-
-/* Location bar dropmarker */
-
-.urlbar-history-dropmarker {
-  -moz-appearance: none;
-  padding: 0 3px;
-  background-color: transparent;
-  border: none;
-  width: auto;
-  list-style-image: var(--urlbar-dropmarker-url);
-  -moz-image-region: var(--urlbar-dropmarker-region);
-  transition: opacity 0.15s ease;
-}
-
-#urlbar-wrapper[switchingtabs] > #urlbar > .urlbar-textbox-container > .urlbar-history-dropmarker {
-  transition: none;
-}
-
-#navigator-toolbox:not(:hover) #nav-bar:not([customizing="true"]) #urlbar:not([focused]) > .urlbar-textbox-container > .urlbar-history-dropmarker {
-  opacity: 0;
-}
-
-.urlbar-history-dropmarker:hover {
-  -moz-image-region: var(--urlbar-dropmarker-hover-region);
-}
-
-.urlbar-history-dropmarker:hover:active,
-.urlbar-history-dropmarker[open="true"] {
-  -moz-image-region: var(--urlbar-dropmarker-active-region);
-}
-
-@media (min-resolution: 1.1dppx) {
-  .urlbar-history-dropmarker {
-    list-style-image: var(--urlbar-dropmarker-2x-url);
-    -moz-image-region: var(--urlbar-dropmarker-2x-region);
-  }
-
-  .urlbar-history-dropmarker:hover {
-    -moz-image-region: var(--urlbar-dropmarker-hover-2x-region);
-  }
-
-  .urlbar-history-dropmarker[open="true"],
-  .urlbar-history-dropmarker:hover:active {
-    -moz-image-region: var(--urlbar-dropmarker-active-2x-region);
-  }
-
-  .urlbar-history-dropmarker > .dropmarker-icon {
-    width: 11px;
-  }
-}
-
-/* page proxy icon */
-
-%include ../shared/identity-block/identity-block.inc.css
-
-/* autocomplete */
-
-%include ../shared/autocomplete.inc.css
-
-#PopupAutoComplete > richlistbox > richlistitem[originaltype~="datalist-first"] {
-  border-top: 1px solid ThreeDShadow;
-}
-
-#treecolAutoCompleteImage {
-  max-width: 36px;
-}
-
-.autocomplete-richlistbox {
-  padding: 4px;
-}
-
-.autocomplete-richlistitem {
-  height: 30px;
-  min-height: 30px;
-  font: message-box;
-  border-radius: 2px;
-  border: 1px solid transparent;
-}
-
-.autocomplete-richlistitem[selected=true] {
-  background-color: hsl(210, 80%, 52%);
-}
-
-.ac-title {
-  font-size: 14px;
-  color: hsl(0, 0%, 0%);
-}
-
-.ac-tags {
-  font-size: 12px;
-}
-
-html|span.ac-tag {
-  background-color: hsl(216, 0%, 88%);
-  color: hsl(0, 0%, 0%);
-  border-radius: 2px;
-  border: 1px solid transparent;
-  padding: 0 1px;
-}
-
-.ac-separator,
-.ac-url,
-.ac-action {
-  font-size: 12px;
-}
-
-.ac-separator {
-  color: hsl(0, 0%, 50%);
-}
-
-.ac-url {
-  color: hsl(210, 77%, 47%);
-}
-
-.ac-action {
-  color: hsl(178, 100%, 28%);
-}
-
-.ac-title[selected=true],
-.ac-separator[selected],
-.ac-url[selected=true],
-.ac-action[selected=true] {
-  color: hsl(0, 0%, 100%);
-}
-
-.ac-tags-text[selected] > html|span.ac-tag {
-  background-color: hsl(0, 0%, 100%);
-  color: hsl(210, 80%, 40%);
-}
-
-html|span.ac-emphasize-text-title,
-html|span.ac-emphasize-text-tag,
-html|span.ac-emphasize-text-url {
-  font-weight: 600;
-}
-
-@media not all and (-moz-windows-default-theme) {
-  .autocomplete-richlistitem[selected=true] {
-    background-color: Highlight;
-  }
-
-  .ac-title {
-    color: inherit;
-  }
-
-  html|span.ac-tag {
-    background-color: -moz-FieldText;
-    color: -moz-Field;
-  }
-
-  .ac-separator,
-  .ac-url,
-  .ac-action {
-    color: -moz-nativehyperlinktext;
-  }
-
-  .ac-tags-text[selected] > html|span.ac-tag {
-    background-color: HighlightText;
-    color: Highlight;
-  }
-}
-
-.ac-type-icon[type=bookmark] {
-  list-style-image: url("chrome://browser/skin/urlbar-star.svg#star");
-}
-
-.ac-type-icon[type=bookmark][selected][current] {
-  list-style-image: url("chrome://browser/skin/urlbar-star.svg#star-inverted");
-}
-
-.autocomplete-treebody::-moz-tree-image(bookmark, treecolAutoCompleteImage) {
-  list-style-image: url("chrome://browser/skin/places/autocomplete-star.png");
-  -moz-image-region: rect(0 16px 16px 0);
-  width: 16px;
-  height: 16px;
-}
-
-@media (min-resolution: 1.1dppx) {
-  .autocomplete-treebody::-moz-tree-image(bookmark, treecolAutoCompleteImage) {
-    list-style-image: url("chrome://browser/skin/places/autocomplete-star@2x.png");
-    -moz-image-region: rect(0 32px 32px 0);
-  }
-}
-
-@media not all and (-moz-os-version: windows-vista) and (-moz-windows-default-theme) {
-  @media not all and (-moz-os-version: windows-win7) and (-moz-windows-default-theme) {
-    .autocomplete-treebody::-moz-tree-image(selected, current, bookmark, treecolAutoCompleteImage) {
-      -moz-image-region: rect(0 32px 16px 16px);
-    }
-
-    @media (min-resolution: 1.1dppx) {
-      .autocomplete-treebody::-moz-tree-image(selected, current, bookmark, treecolAutoCompleteImage) {
-        -moz-image-region: rect(0 64px 32px 32px);
-      }
-    }
-
-    .autocomplete-treebody::-moz-tree-image(keyword, treecolAutoCompleteImage, selected) {
-      list-style-image: url(chrome://global/skin/icons/autocomplete-search.svg#search-icon-inverted);
-    }
-  }
-}
-
-.ac-type-icon[type=keyword],
-.ac-site-icon[type=searchengine],
-.autocomplete-treebody::-moz-tree-image(keyword, treecolAutoCompleteImage) {
-  list-style-image: url(chrome://global/skin/icons/autocomplete-search.svg#search-icon);
-}
-
-.ac-type-icon[type=keyword][selected],
-.ac-site-icon[type=searchengine][selected],
-.autocomplete-treebody::-moz-tree-image(keyword, treecolAutoCompleteImage, selected) {
-  list-style-image: url(chrome://global/skin/icons/autocomplete-search.svg#search-icon-inverted);
-}
-
-.autocomplete-treebody::-moz-tree-image(tag, treecolAutoCompleteImage) {
-  list-style-image: url("chrome://browser/skin/places/tag.png");
-  width: 16px;
-  height: 16px;
-}
-
-.ac-type-icon[type=switchtab],
-.ac-type-icon[type=remotetab] {
-  list-style-image: url("chrome://browser/skin/urlbar-tab.svg#tab");
-}
-
-.ac-type-icon[type=switchtab][selected],
-.ac-type-icon[type=remotetab][selected] {
-  list-style-image: url("chrome://browser/skin/urlbar-tab.svg#tab-inverted");
-}
-
-.autocomplete-treebody::-moz-tree-cell-text(treecolAutoCompleteComment) {
-  color: GrayText;
-}
-
-.autocomplete-treebody::-moz-tree-cell-text(suggesthint, treecolAutoCompleteComment),
-.autocomplete-treebody::-moz-tree-cell-text(suggestfirst, treecolAutoCompleteComment)
-{
-  color: GrayText;
-  font-size: smaller;
-}
-
-.autocomplete-treebody::-moz-tree-cell(suggesthint) {
-  border-top: 1px solid GrayText;
-}
-
-/* combined go/reload/stop button in location bar */
-
-#urlbar-go-button,
-#urlbar-reload-button,
-#urlbar-stop-button {
-  -moz-appearance: none;
-  border-style: none;
-  list-style-image: url("chrome://browser/skin/reload-stop-go.png");
-  padding: 0 9px;
-  margin-inline-start: 5px;
-  border-inline-start: 1px solid var(--urlbar-separator-color);
-  border-image: linear-gradient(transparent 15%,
-                                var(--urlbar-separator-color) 15%,
-                                var(--urlbar-separator-color) 85%,
-                                transparent 85%);
-  border-image-slice: 1;
-}
-
-#urlbar-reload-button {
-  -moz-image-region: rect(0, 14px, 14px, 0);
-}
-
-#urlbar-reload-button:not([disabled]):hover {
-  -moz-image-region: rect(14px, 14px, 28px, 0);
-}
-
-#urlbar-reload-button:not([disabled]):hover:active {
-  -moz-image-region: rect(28px, 14px, 42px, 0);
-}
-
-#urlbar-reload-button:-moz-locale-dir(rtl) > .toolbarbutton-icon {
-  transform: scaleX(-1);
-}
-
-#urlbar-go-button {
-  -moz-image-region: rect(0, 42px, 14px, 28px);
-}
-
-#urlbar-go-button:hover {
-  -moz-image-region: rect(14px, 42px, 28px, 28px);
-}
-
-#urlbar-go-button:hover:active {
-  -moz-image-region: rect(28px, 42px, 42px, 28px);
-}
-
-#urlbar-go-button:-moz-locale-dir(rtl) > .toolbarbutton-icon {
-  transform: scaleX(-1);
-}
-
-#urlbar-stop-button {
-  -moz-image-region: rect(0, 28px, 14px, 14px);
-}
-
-#urlbar-stop-button:not([disabled]):hover {
-  -moz-image-region: rect(14px, 28px, 28px, 14px);
-}
-
-#urlbar-stop-button:hover:active {
-  -moz-image-region: rect(28px, 28px, 42px, 14px);
-}
-
-@media (min-resolution: 1.1dppx) {
-  #urlbar-go-button,
-  #urlbar-reload-button,
-  #urlbar-stop-button {
-    list-style-image: url("chrome://browser/skin/reload-stop-go@2x.png");
-  }
-
-  #urlbar-go-button > .toolbarbutton-icon,
-  #urlbar-reload-button > .toolbarbutton-icon,
-  #urlbar-stop-button > .toolbarbutton-icon {
-    width: 14px;
-  }
-
-  #urlbar-go-button {
-    -moz-image-region: rect(0, 84px, 28px, 56px);
-  }
-
-  #urlbar-go-button:hover {
-    -moz-image-region: rect(28px, 84px, 56px, 56px);
-  }
-
-  #urlbar-go-button:hover:active {
-    -moz-image-region: rect(56px, 84px, 84px, 56px);
-  }
-
-  #urlbar-reload-button {
-    -moz-image-region: rect(0, 28px, 28px, 0);
-  }
-
-  #urlbar-reload-button:not([disabled]):hover {
-    -moz-image-region: rect(28px, 28px, 56px, 0);
-  }
-
-  #urlbar-reload-button:not([disabled]):hover:active {
-    -moz-image-region: rect(56px, 28px, 84px, 0);
-  }
-
-  #urlbar-stop-button {
-    -moz-image-region: rect(0, 56px, 28px, 28px);
-  }
-
-  #urlbar-stop-button:not([disabled]):hover {
-    -moz-image-region: rect(28px, 56px, 56px, 28px);
-  }
-
-  #urlbar-stop-button:hover:active {
-    -moz-image-region: rect(56px, 56px, 84px, 28px);
-  }
-}
-
-/* popup blocker button */
-
-#page-report-button {
-  list-style-image: url("chrome://browser/skin/urlbar-popup-blocked.png");
-  -moz-image-region: rect(0, 16px, 16px, 0);
-}
-
-#page-report-button:hover {
-  -moz-image-region: rect(0, 32px, 16px, 16px);
-}
-
-#page-report-button:hover:active,
-#page-report-button[open="true"] {
-  -moz-image-region: rect(0, 48px, 16px, 32px);
-}
-
-/* Reader mode button */
-
-#reader-mode-button {
-  list-style-image: url("chrome://browser/skin/readerMode.svg");
-  -moz-image-region: rect(0, 16px, 16px, 0);
-}
-
-#reader-mode-button:hover,
-#reader-mode-button[readeractive]:hover {
-  -moz-image-region: rect(0, 32px, 16px, 16px);
-}
-
-#reader-mode-button:hover:active,
-#reader-mode-button[readeractive] {
-  -moz-image-region: rect(0, 48px, 16px, 32px);
-}
-
-/* bookmarks menu-button */
-
-#nav-bar #bookmarks-menu-button[cui-areatype="toolbar"]:not([overflowedItem=true]) > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
-  padding-top: var(--toolbarbutton-vertical-inner-padding);
-  padding-bottom: var(--toolbarbutton-vertical-inner-padding);
-}
-
-#BMB_bookmarksPopup[side="top"],
-#BMB_bookmarksPopup[side="bottom"] {
-  margin-left: -20px;
-  margin-right: -20px;
-}
-
-#BMB_bookmarksPopup[side="left"],
-#BMB_bookmarksPopup[side="right"] {
-  margin-top: -20px;
-  margin-bottom: -20px;
-}
-
-/* bookmarking panel */
-
-#editBookmarkPanelStarIcon {
-  list-style-image: url("chrome://browser/skin/places/starred48.png");
-  width: 48px;
-  height: 48px;
-}
-
-#editBookmarkPanelStarIcon[unstarred] {
-  list-style-image: url("chrome://browser/skin/places/unstarred48.png");
-}
-
-#editBookmarkPanelTitle {
-  font-size: 130%;
-}
-
-#editBookmarkPanelHeader,
-#editBookmarkPanelContent {
-  margin-bottom: .5em;
-}
-
-/* Implements editBookmarkPanel resizing on folderTree un-collapse. */
-#editBMPanel_folderTree {
-  min-width: 27em;
-}
-
-/* ::::: content area ::::: */
-
-#sidebar {
-  background-color: Window;
-}
-
-#sidebar-title {
-  padding-inline-start: 0px;
-}
-
-#sidebar-header > .close-icon {
-  -moz-appearance: none;
-  padding: 2px;
-  margin: 0;
-  border: none;
-}
-
-@media not all and (min-resolution: 1.1dppx) {
-  #sidebar-header > .close-icon:-moz-lwtheme-brighttext {
-    list-style-image: url("chrome://global/skin/icons/close-inverted.png");
-  }
-}
-
-@media (min-resolution: 1.1dppx) {
-  #sidebar-header > .close-icon:-moz-lwtheme-brighttext {
-    list-style-image: url("chrome://global/skin/icons/close-inverted@2x.png");
-  }
-}
-
-@media (-moz-os-version: windows-win7) {
-  #sidebar-header > .close-icon {
-    padding-top: 4px;
-    padding-bottom: 4px;
-  }
-}
-
-.browserContainer > findbar {
-  background-color: -moz-dialog;
-  color: -moz-DialogText;
-  text-shadow: none;
-}
-
-/* Tabstrip */
-
-#TabsToolbar {
-  min-height: 0;
-  padding: 0;
-  margin-bottom: calc(-1 * var(--tab-toolbar-navbar-overlap)); /* overlap the nav-bar's top border */
-}
-
-%include ../shared/tabs.inc.css
-
-/* Remove border between tab strip and navigation toolbar on Windows 10+ */
-@media not all and (-moz-os-version: windows-win7) {
-  @media not all and (-moz-os-version: windows-win8) {
-    @media (-moz-windows-default-theme) {
-      .tab-background-end[selected=true]::after,
-      .tab-background-start[selected=true]::after {
-        content: none;
-      }
-
-      #TabsToolbar {
-        --tab-stroke-background-size: 0 0;
-      }
-
-      :root {
-        --tab-toolbar-navbar-overlap: 0px;
-      }
-
-      #nav-bar {
-        border-top-style: none !important;
-        box-shadow: none;
-      }
-    }
-  }
-}
-
-/* Invert the unhovered close tab icons on bright-text tabs */
-@media not all and (min-resolution: 1.1dppx) {
-  .tab-close-button:-moz-lwtheme-brighttext,
-  #TabsToolbar[brighttext] .tab-close-button:not([selected="true"]) {
-    list-style-image: url("chrome://global/skin/icons/close-inverted.png");
-  }
-}
-
-@media (min-resolution: 1.1dppx) {
-  .tab-close-button:-moz-lwtheme-brighttext,
-  #TabsToolbar[brighttext] .tab-close-button:not([selected="true"]) {
-    list-style-image: url("chrome://global/skin/icons/close-inverted@2x.png");
-  }
-}
-
-/* tabbrowser-tab focus ring */
-.tabbrowser-tab:focus > .tab-stack > .tab-content {
-  outline: 1px dotted;
-  outline-offset: -6px;
-}
-
-/* Tab DnD indicator */
-.tab-drop-indicator {
-  list-style-image: url(chrome://browser/skin/tabbrowser/tabDragIndicator.png);
-  margin-bottom: -9px;
-  z-index: 3;
-}
-
-/* Tab close button */
-.tab-close-button {
-  -moz-appearance: none;
-  border: none;
-}
-
-/* Tab scrollbox arrow, tabstrip new tab and all-tabs buttons */
-
-.tabbrowser-arrowscrollbox > .scrollbutton-up,
-.tabbrowser-arrowscrollbox > .scrollbutton-down {
-  list-style-image: url("chrome://browser/skin/tabbrowser/tab-arrow-left.svg");
-  margin: 0 0 var(--tab-toolbar-navbar-overlap);
-}
-
-#TabsToolbar[brighttext] > #tabbrowser-tabs > .tabbrowser-arrowscrollbox > .scrollbutton-up,
-#TabsToolbar[brighttext] > #tabbrowser-tabs > .tabbrowser-arrowscrollbox > .scrollbutton-down {
-  list-style-image: url(chrome://browser/skin/tabbrowser/tab-arrow-left-inverted.svg);
-}
-
-.tabbrowser-arrowscrollbox > .scrollbutton-up[disabled],
-.tabbrowser-arrowscrollbox > .scrollbutton-down[disabled] {
-  opacity: .4;
-}
-
-.tabbrowser-arrowscrollbox > .scrollbutton-up:-moz-locale-dir(rtl),
-.tabbrowser-arrowscrollbox > .scrollbutton-down:-moz-locale-dir(ltr) {
-  transform: scaleX(-1);
-}
-
-.tabbrowser-arrowscrollbox > .scrollbutton-down {
-  transition: 1s background-color ease-out;
-}
-
-.tabbrowser-arrowscrollbox > .scrollbutton-down[notifybgtab] {
-  background-color: Highlight;
-  transition: none;
-}
-
-.tabs-newtab-button > .toolbarbutton-icon {
-  margin-top: -1px;
-  margin-bottom: -1px;
-}
-
-.tabs-newtab-button,
-#TabsToolbar > #new-tab-button,
-#TabsToolbar > toolbarpaletteitem > #new-tab-button {
-  list-style-image: url(chrome://browser/skin/tabbrowser/newtab.svg);
-  -moz-image-region: auto;
-}
-
-#TabsToolbar[brighttext] .tabs-newtab-button,
-#TabsToolbar[brighttext] > #new-tab-button,
-#TabsToolbar[brighttext] > toolbarpaletteitem > #new-tab-button {
-  list-style-image: url(chrome://browser/skin/tabbrowser/newtab-inverted.svg);
-}
-
-.tabs-newtab-button > .toolbarbutton-icon,
-#TabsToolbar > #new-tab-button > .toolbarbutton-icon,
-#TabsToolbar > toolbarpaletteitem > #new-tab-button > .toolbarbutton-icon {
-  width: 16px;
-}
-
-#TabsToolbar > #new-tab-button {
-  width: 26px;
-}
-
-#alltabs-button {
-  list-style-image: url("chrome://browser/skin/toolbarbutton-dropdown-arrow.png");
-}
-
-#TabsToolbar[brighttext] > #alltabs-button,
-#TabsToolbar[brighttext] > toolbarpaletteitem > #alltabs-button {
-  list-style-image: url("chrome://browser/skin/toolbarbutton-dropdown-arrow-inverted.png");
-}
-
-#alltabs-button > .toolbarbutton-icon {
-  margin: 0 2px;
-}
-
-#alltabs-button > .toolbarbutton-menu-dropmarker {
-  display: none;
-}
-
-/* All tabs menupopup */
-.alltabs-item > .menu-iconic-left > .menu-iconic-icon {
-  list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
-}
-
-.alltabs-item[selected="true"] {
-  font-weight: bold;
-}
-
-.alltabs-item[busy] > .menu-iconic-left > .menu-iconic-icon {
-  list-style-image: url("chrome://global/skin/icons/loading.png");
-}
-
-@media (min-resolution: 1.1dppx) {
-  .alltabs-item[busy] > .menu-iconic-left > .menu-iconic-icon {
-    list-style-image: url("chrome://global/skin/icons/loading@2x.png");
-  }
-}
-
-toolbarbutton.chevron {
-  list-style-image: url("chrome://global/skin/toolbar/chevron.gif") !important;
-}
-
-toolbar[brighttext] toolbarbutton.chevron {
-  list-style-image: url("chrome://global/skin/toolbar/chevron-inverted.png") !important;
-}
-
-toolbarbutton.chevron:-moz-locale-dir(rtl) > .toolbarbutton-icon {
-  transform: scaleX(-1);
-}
-
-toolbarbutton.chevron > .toolbarbutton-text,
-toolbarbutton.chevron > .toolbarbutton-menu-dropmarker {
-  display: none;
-}
-
-toolbarbutton.chevron > .toolbarbutton-icon {
-  margin: 0;
-}
-
-#sidebar-throbber[loading="true"] {
-  list-style-image: url("chrome://global/skin/icons/loading.png");
-  margin-inline-end: 4px;
-}
-
-@media (min-resolution: 1.1dppx) {
-  #sidebar-throbber[loading="true"] {
-    list-style-image: url("chrome://global/skin/icons/loading@2x.png");
-    width: 16px;
-  }
-}
-
-/* Bookmarks toolbar */
-#PlacesToolbarDropIndicator {
-  list-style-image: url(chrome://browser/skin/places/toolbarDropMarker.png);
-}
-
-toolbarbutton.bookmark-item[dragover="true"][open="true"] {
-  -moz-appearance: none;
-  background: Highlight !important;
-  color: HighlightText !important;
-}
-
-/* rules for menupopup drop indicators */
-.menupopup-drop-indicator-bar {
-  position: relative;
-  /* these two margins must together compensate the indicator's height */
-  margin-top: -1px;
-  margin-bottom: -1px;
-}
-
-.menupopup-drop-indicator {
-  list-style-image: none;
-  height: 2px;
-  margin-inline-end: -4em;
-  background-color: Highlight;
-}
-
-%include ../shared/notification-icons.inc.css
-
-.popup-notification-body[popupid="addon-progress"],
-.popup-notification-body[popupid="addon-install-confirmation"] {
-  width: 28em;
-  max-width: 28em;
-}
-
-.addon-install-confirmation-name {
-  font-weight: bold;
-}
-
-/* Notification icon box */
-
-.notification-anchor-icon:-moz-focusring {
-  outline: 1px dotted -moz-DialogText;
-}
-
-/* Translation infobar */
-
-%include ../shared/translation/infobar.inc.css
-
-notification[value="translation"] {
-  min-height: 40px;
-}
-
-@media (-moz-windows-default-theme) {
-  notification[value="translation"],
-  notification[value="translation"] button,
-  notification[value="translation"] menulist {
-    min-height: 30px;
-    color: #545454;
-  }
-
-  notification[value="translation"] {
-    background-color: #EEE;
-  }
-
-  notification[value="translation"] button,
-  notification[value="translation"] menulist {
-    padding-inline-end: 1ch;
-  }
-
-  notification[value="translation"] menulist {
-    border: 1px solid #C1C1C1;
-    background-color: #FFF;
-  }
-
-  notification[value="translation"] button {
-    border: 1px solid #C1C1C1;
-    background-color: #FBFBFB;
-  }
-
-  notification[value="translation"] button,
-  notification[value="translation"] menulist,
-  notification[value="translation"] menulist > .menulist-label-box {
-    margin-inline-start: 1ch;
-    margin-inline-end: 1ch;
-  }
-
-  notification[value="translation"] button:hover,
-  notification[value="translation"] button:active,
-  notification[value="translation"] menulist:hover,
-  notification[value="translation"] menulist:active {
-    background-color: #EBEBEB;
-  }
-
-  notification[value="translation"] button[anonid="translate"] {
-    color: #FFF;
-    background-color: #0095DD;
-    box-shadow: none;
-    border: 1px solid #006B9D;
-  }
-
-  notification[value="translation"] button[anonid="translate"]:hover,
-  notification[value="translation"] button[anonid="translate"]:active {
-    background-color: #008ACB;
-  }
-
-  notification[value="translation"] button[type="menu"] > .button-box > .button-menu-dropmarker,
-  notification[value="translation"] menulist > .menulist-dropmarker {
-    list-style-image: url("chrome://browser/skin/toolbarbutton-dropdown-arrow.png");
-  }
-
-  notification[value="translation"] button > .button-box,
-  notification[value="translation"] button[type="menu"] > .button-box > .button-menu-dropmarker {
-    padding: 0;
-    margin-inline-start: 3ch;
-  }
-
-  notification[value="translation"] button:not([type="menu"]) > .button-box {
-    margin-inline-end: 3ch;
-  }
-}
-
-.translation-menupopup {
-  -moz-appearance: none;
-}
-
-/* Bookmarks roots menu-items */
-#subscribeToPageMenuitem:not([disabled]),
-#subscribeToPageMenupopup {
-  list-style-image: url("chrome://browser/skin/feeds/feedIcon16.png");
-}
-
-#bookmarksToolbarFolderMenu,
-#BMB_bookmarksToolbar,
-#panelMenu_bookmarksToolbar {
-  list-style-image: url("chrome://browser/skin/places/bookmarksToolbar.png");
-  -moz-image-region: auto;
-}
-
-#menu_unsortedBookmarks,
-#BMB_unsortedBookmarks,
-#panelMenu_unsortedBookmarks {
-  list-style-image: url("chrome://browser/skin/places/unsortedBookmarks.png");
-  -moz-image-region: auto;
-}
-
-/* Status panel */
-
-.statuspanel-label {
-  margin: 0;
-  padding: 2px 4px;
-  background: -moz-dialog;
-  border: 1px none ThreeDShadow;
-  border-top-style: solid;
-  color: -moz-dialogText;
-  text-shadow: none;
-}
-
-@media (-moz-windows-default-theme) {
-  .statuspanel-label {
-    background: linear-gradient(#fff, #ddd);
-    border-color: #ccc;
-    color: #333;
-  }
-}
-
-.statuspanel-label:-moz-locale-dir(ltr):not([mirror]),
-.statuspanel-label:-moz-locale-dir(rtl)[mirror] {
-  border-right-style: solid;
-  /* disabled for triggering grayscale AA (bug 659213)
-  border-top-right-radius: .3em;
-  */
-  margin-right: 1em;
-}
-
-.statuspanel-label:-moz-locale-dir(rtl):not([mirror]),
-.statuspanel-label:-moz-locale-dir(ltr)[mirror] {
-  border-left-style: solid;
-  /* disabled for triggering grayscale AA (bug 659213)
-  border-top-left-radius: .3em;
-  */
-  margin-left: 1em;
-}
-
-%include ../shared/fullscreen/warning.inc.css
-%include ../shared/ctrlTab.inc.css
-%include ../../../devtools/client/themes/responsivedesign.inc.css
-%include ../../../devtools/client/themes/commandline.inc.css
-%include ../shared/plugin-doorhanger.inc.css
-
-notification.pluginVulnerable > .notification-inner > .messageCloseButton {
-  list-style-image: url("chrome://global/skin/icons/close-inverted.png");
-}
-
-@media (min-resolution: 1.1dppx) {
-  notification.pluginVulnerable > .notification-inner > .messageCloseButton {
-    list-style-image: url("chrome://global/skin/icons/close-inverted@2x.png");
-  }
-}
-
-
-%include downloads/indicator.css
-
-/* Error counter */
-
-#developer-toolbar-toolbox-button[error-count]:before {
-  color: #FDF3DE;
-  min-width: 16px;
-  text-shadow: none;
-  background-image: linear-gradient(#B4211B, #8A1915);
-  border-radius: 1px;
-  margin-inline-end: 5px;
-}
-
-/* Customization mode */
-
-%include ../shared/customizableui/customizeMode.inc.css
-
-/**
- * This next rule is a hack to disable subpixel anti-aliasing on all
- * labels during the customize mode transition. Subpixel anti-aliasing
- * on Windows with Direct2D layers acceleration is particularly slow to
- * paint, so this hack is how we sidestep that performance bottleneck.
- */
-#main-window:-moz-any([customize-entering],[customize-exiting]) label {
-  transform: perspective(0.01px);
-}
-
-#main-window[customize-entered] > #tab-view-deck {
-  background-image: url("chrome://browser/skin/customizableui/customizeMode-gridTexture.png");
-  background-attachment: fixed;
-}
-
-#main-window[customization-lwtheme] > #tab-view-deck:-moz-lwtheme {
-  background-repeat: no-repeat;
-  background-position: right top;
-  background-attachment: fixed;
-  /* The image will get set from CustomizeMode.jsm */
-  background-image: none;
-  background-color: transparent;
-}
-
-#main-window[customization-lwtheme]:-moz-lwtheme {
-  background-image: url("chrome://browser/skin/customizableui/customizeMode-gridTexture.png");
-  background-repeat: repeat;
-  background-attachment: fixed;
-  background-position: left top;
-}
-
-#main-window[customize-entered] #browser-bottombox,
-#main-window[customize-entered] #customization-container {
-  border-left: 1px solid @toolbarShadowColor@;
-  border-right: 1px solid @toolbarShadowColor@;
-  background-clip: padding-box;
-}
-
-#main-window[customize-entered] #browser-bottombox {
-  border-bottom: 1px solid @toolbarShadowColor@;
-}
-
-/* End customization mode */
-
-/* Private browsing indicators */
-
-/**
- * Currently, we have two places where we put private browsing indicators on
- * Windows. When tabsintitlebar is enabled, we draw the indicator in the titlebar.
- * When tabsintitlebar is disabled, we draw the indicator at the end of the
- * tabstrip. The titlebar indicator is the fiddliest of the bunch, since we
- * want the bottom border of the image to line up with the bottom of the window
- * caption buttons. That's why there's so much special-casing going on in here.
- */
-.private-browsing-indicator {
-  display: none;
-  pointer-events: none;
-}
-
-#private-browsing-indicator-titlebar {
-  display: block;
-  position: absolute;
-}
-
-#main-window[privatebrowsingmode=temporary][tabsintitlebar] #private-browsing-indicator-titlebar > .private-browsing-indicator {
-  display: block;
-}
-
-#main-window[privatebrowsingmode=temporary]:-moz-any([inFullscreen],:not([tabsintitlebar])) #TabsToolbar > .private-browsing-indicator {
-  display: -moz-box;
-}
-
-#TabsToolbar > .private-browsing-indicator {
-  background: url("chrome://browser/skin/privatebrowsing-mask-tabstrip.png") no-repeat center -3px;
-  margin-inline-start: 4px;
-  width: 48px;
-}
-
-/* Bug 1008183: We're intentionally using the titlebar asset here for fullscreen
- * mode, since the tabstrip "mimics" the titlebar in that case with its own
- * min/max/close window buttons.
- */
-#private-browsing-indicator-titlebar > .private-browsing-indicator,
-#main-window[inFullscreen] #TabsToolbar > .private-browsing-indicator {
-  background: url("chrome://browser/skin/privatebrowsing-mask-titlebar.png") no-repeat center 0px;
-  margin-inline-end: 4px;
-  width: 40px;
-  height: 20px;
-  position: relative;
-}
-
-@media (-moz-windows-classic) {
-  /**
-   * We have to use top instead of background-position in this case, otherwise
-   * the bottom of the indicator would get cut off by the bounds of the
-   * private-browsing-indicator element.
-   */
-  #main-window[sizemode="normal"] > #titlebar > #titlebar-content > #titlebar-buttonbox-container > #private-browsing-indicator-titlebar > .private-browsing-indicator {
-    top: 4px;
-  }
-}
-
-@media (-moz-os-version: windows-win7) {
-  @media (-moz-windows-glass) {
-    #main-window[sizemode="normal"] > #titlebar > #titlebar-content > #titlebar-buttonbox-container > #private-browsing-indicator-titlebar > .private-browsing-indicator {
-      top: 1px;
-    }
-    #main-window[sizemode="maximized"] > #titlebar > #titlebar-content > #titlebar-buttonbox-container > #private-browsing-indicator-titlebar > .private-browsing-indicator {
-      top: -1px;
-    }
-  }
-
-  /**
-   * This next block targets Aero Basic, which has different positioning for the
-   * window caption buttons, and therefore needs to be special-cased.
-   */
-  @media (-moz-windows-default-theme) {
-    @media not all and (-moz-windows-compositor) {
-      #main-window[sizemode="normal"] > #titlebar > #titlebar-content > #titlebar-buttonbox-container > #private-browsing-indicator-titlebar > .private-browsing-indicator {
-        background-image: url("chrome://browser/skin/privatebrowsing-mask-titlebar-win7-tall.png");
-        height: 28px;
-      }
-    }
-  }
-}
-
-/* End private browsing indicators */
-
-%include ../shared/contextmenu.inc.css
-
-#context-navigation {
-  background-color: menu;
-  padding-bottom: 4px;
-}
-
-#context-sep-navigation {
-  margin-inline-start: -28px;
-  margin-top: -4px;
-}
-
-%include browser-aero.css
-
-.browser-extension-panel > .panel-arrowcontainer > .panel-arrowcontent {
-  padding: 0;
-  overflow: hidden;
-}
-
-@media (-moz-os-version: windows-win7) {
-  .cui-widget-panelview[id^=PanelUI-webext-] {
-    border-radius: 4px;
-  }
-}
-
-.webextension-popup-browser {
-  border-radius: inherit;
-}
-
-.contentSelectDropdown-ingroup > .menu-iconic-text {
-  padding-inline-start: 20px;
-}
-
-#ContentSelectDropdown > menupopup {
-  background-color: -moz-field;
-  -moz-border-top-colors: GrayText;
-  -moz-border-right-colors: GrayText;
-  -moz-border-bottom-colors: GrayText;
-  -moz-border-left-colors: GrayText;
-}
-
-#ContentSelectDropdown > menupopup > menucaption,
-#ContentSelectDropdown > menupopup > menuitem {
-  padding: 0 6px;
-  border-width: 0;
-  font: -moz-list;
-}
-
-#ContentSelectDropdown > menupopup > menucaption > .menu-iconic-text,
-#ContentSelectDropdown > menupopup > menuitem > .menu-iconic-text {
-  /* Padding should follow the 4/12 ratio, where 12px is the default font-size
-     with 4px being the preferred padding size. */
-  padding-top: .3333em;
-  padding-bottom: .3333em;
-}
-
-#ContentSelectDropdown > menupopup > menucaption > .menu-iconic-text {
-  font-weight: bold;
-}
-
-#ContentSelectDropdown > menupopup > menuitem[_moz-menuactive="true"][disabled="true"] {
-  color: GrayText;
-  background-color: unset;
-}
-
-#ContentSelectDropdown > menupopup > menucaption {
-  background-color: buttonface;
-}
-
-#ContentSelectDropdown > menupopup > menucaption[disabled="true"] {
-  color: GrayText;
-}
-
-#ContentSelectDropdown > .isOpenedViaTouch > menucaption > .menu-iconic-text,
-#ContentSelectDropdown > .isOpenedViaTouch > menuitem > .menu-iconic-text {
-  /* Touch padding should follow the 11/12 ratio, where 12px is the default
-     font-size with 11px being the preferred padding size. */
-  padding-top: .9167em;
-  padding-bottom: .9167em;
-}
diff --git a/browser/themes/windows/caption-buttons.svg b/browser/themes/windows/caption-buttons.svg
deleted file mode 100644
index 9cb42d539..000000000
--- a/browser/themes/windows/caption-buttons.svg
+++ /dev/null
@@ -1,121 +0,0 @@
-<svg width="12" height="12" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-  <style>
-    g {
-      stroke: ButtonText;
-      stroke-width: 0.9px;
-      fill: none;
-    }
-
-    g:not(:target) {
-      display: none;
-    }
-
-    use:target > g {
-      display: initial;
-    }
-
-    .highlight > g {
-      stroke: HighlightText;
-    }
-
-    .inactive > g {
-      stroke: black;
-    }
-    
-    .bolder {
-      stroke-width: 1.6px;
-      stroke: black;
-    }
-    
-    .outline  {
-      stroke-width: 4px;
-      stroke: white;
-      opacity: 0.75;
-    }
-    
-    .inverted  {
-      stroke-width: 1.6px;
-      stroke: white;
-    }
-
-    .outline-inverted  {
-      stroke-width: 4px;
-      stroke: black;
-      opacity: 0.75;
-    }
-    
-    .outline-thinner {
-      stroke-width: 3.6px;
-    }
-
-  </style>
-
-  <g id="close">
-    <line x1="1" y1="1" x2="11" y2="11" stroke-width="1px"/>
-    <line x1="11" y1="1" x2="1" y2="11" stroke-width="1px"/>
-  </g>
-  <g id="maximize">
-    <rect x="1.5" y="1.5" width="9" height="9"/>
-  </g>
-  <g id="minimize">
-    <line x1="1" y1="5.5" x2="11" y2="5.5"/>
-  </g>
-  <g id="restore">
-    <rect x="1.5" y="3.5" width="7" height="7"/>
-    <polyline points="3.5,3.5 3.5,1.5 10.5,1.5 10.5,8.5 8.5,8.5"/>
-  </g>
-
-  <g id="close-outline">
-    <line x1="1" y1="1" x2="11" y2="11" stroke-linecap="round" class="outline"/>
-    <line x1="11" y1="1" x2="1" y2="11" stroke-linecap="round" class="outline"/>
-    <line x1="1" y1="1" x2="11" y2="11" class="bolder"/>
-    <line x1="11" y1="1" x2="1" y2="11" class="bolder"/>
-  </g>
-  <g id="maximize-outline">
-    <rect x="1.2" y="1.2" width="9.6" height="9.6" stroke-linecap="round" class="outline"/>
-    <rect x="1.5" y="1.5" width="9" height="9" class="bolder"/>
-  </g>
-  <g id="minimize-outline">
-    <line x1="1" y1="5.5" x2="11" y2="5.5" stroke-linecap="round" class="outline outline-thinner"/>
-    <line x1="1" y1="5.5" x2="11" y2="5.5" class="bolder"/>
-  </g>
-  <g id="restore-outline">
-    <rect x="1.5" y="3.5" width="7" height="7" stroke-linecap="round" class="outline"/>
-    <polyline points="3.5,3.5 3.5,1.5 10.5,1.5 10.5,8.5 8.5,8.5" stroke-linecap="round" class="outline"/>
-    <rect x="1.5" y="3.5" width="7" height="7" class="bolder"/>
-    <polyline points="3.5,3.5 3.5,1.5 10.5,1.5 10.5,8.5 8.5,8.5" class="bolder"/>
-  </g>
-
-  <g id="close-outline-inverted">
-    <line x1="1" y1="1" x2="11" y2="11" stroke-linecap="round" class="outline-inverted"/>
-    <line x1="11" y1="1" x2="1" y2="11" stroke-linecap="round" class="outline-inverted"/>
-    <line x1="1" y1="1" x2="11" y2="11" class="inverted"/>
-    <line x1="11" y1="1" x2="1" y2="11" class="inverted"/>
-  </g>
-  <g id="maximize-outline-inverted">
-    <rect x="1.2" y="1.2" width="9.6" height="9.6" stroke-linecap="round" class="outline-inverted"/>
-    <rect x="1.5" y="1.5" width="9" height="9" class="inverted"/>
-  </g>
-  <g id="minimize-outline-inverted">
-    <line x1="1" y1="5.5" x2="11" y2="5.5" stroke-linecap="round" class="outline-inverted outline-thinner"/>
-    <line x1="1" y1="5.5" x2="11" y2="5.5" class="inverted"/>
-  </g>
-  <g id="restore-outline-inverted">
-    <rect x="1.5" y="3.5" width="7" height="7" stroke-linecap="round" class="outline-inverted"/>
-    <polyline points="3.5,3.5 3.5,1.5 10.5,1.5 10.5,8.5 8.5,8.5" stroke-linecap="round" class="outline-inverted"/>
-    <rect x="1.5" y="3.5" width="7" height="7" class="inverted"/>
-    <polyline points="3.5,3.5 3.5,1.5 10.5,1.5 10.5,8.5 8.5,8.5" class="inverted"/>
-  </g>
-  
-  <use id="close-highlight" class="highlight" xlink:href="#close"/>
-  <use id="maximize-highlight" class="highlight" xlink:href="#maximize"/>
-  <use id="minimize-highlight" class="highlight" xlink:href="#minimize"/>
-  <use id="restore-highlight" class="highlight" xlink:href="#restore"/>
-  <use id="close-inactive" class="inactive" xlink:href="#close"/>
-  <use id="maximize-inactive" class="inactive" xlink:href="#maximize"/>
-  <use id="minimize-inactive" class="inactive" xlink:href="#minimize"/>
-  <use id="restore-inactive" class="inactive" xlink:href="#restore"/>
-</svg>
diff --git a/browser/themes/windows/click-to-play-warning-stripes.png b/browser/themes/windows/click-to-play-warning-stripes.png
deleted file mode 100644
index cb4b71e50..000000000
--- a/browser/themes/windows/click-to-play-warning-stripes.png
+++ /dev/null
diff --git a/browser/themes/windows/communicator/communicator.css b/browser/themes/windows/communicator/communicator.css
deleted file mode 100644
index 0b57574fd..000000000
--- a/browser/themes/windows/communicator/communicator.css
+++ /dev/null
@@ -1,6 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-@import url("chrome://global/skin/");
-
diff --git a/browser/themes/windows/communicator/jar.mn b/browser/themes/windows/communicator/jar.mn
deleted file mode 100644
index dfd20c523..000000000
--- a/browser/themes/windows/communicator/jar.mn
+++ /dev/null
@@ -1,7 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-browser.jar:
-% skin communicator classic/1.0 %skin/classic/communicator/
-        skin/classic/communicator/communicator.css
diff --git a/browser/themes/windows/communicator/moz.build b/browser/themes/windows/communicator/moz.build
deleted file mode 100644
index eb4454d28..000000000
--- a/browser/themes/windows/communicator/moz.build
+++ /dev/null
@@ -1,7 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-JAR_MANIFESTS += ['jar.mn']
\ No newline at end of file
diff --git a/browser/themes/windows/content-contextmenu.svg b/browser/themes/windows/content-contextmenu.svg
deleted file mode 100644
index b72b24708..000000000
--- a/browser/themes/windows/content-contextmenu.svg
+++ /dev/null
@@ -1,46 +0,0 @@
-<?xml version="1.0"?>
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 16 16">
-  <style>
-    use:not(:target) {
-      display: none;
-    }
-    use {
-      fill: menutext;
-    }
-    use[id$="-active"] {
-      fill: -moz-menuhovertext;
-    }
-    use[id$="-disabled"] {
-      fill: graytext;
-    }
-  </style>
-  <defs>
-    <path id="back-shape" fill-rule="evenodd" d="M1.192,8.893L2.21,9.964c0.064,0.065,0.136,0.117,0.214,0.159 l5.199,5.301c0.607,0.63,1.465,0.764,1.915,0.297l1.02-1.082c0.449-0.467,0.32-1.357-0.288-1.99l-2.116-2.158h5.705 c0.671,0,1.215-0.544,1.215-1.215v-2.43c0-0.671-0.544-1.215-1.215-1.215H8.094l2.271-2.309c0.609-0.626,0.737-1.512,0.288-1.974 L9.635,0.278C9.184-0.188,8.327-0.055,7.718,0.575L2.479,5.901C2.38,5.946,2.289,6.008,2.21,6.089L1.192,7.171 c-0.21,0.219-0.293,0.53-0.26,0.864C0.899,8.367,0.981,8.676,1.192,8.893z"/>
-    <path id="forward-shape" fill-rule="evenodd" d="M14.808,7.107L13.79,6.036c-0.064-0.065-0.136-0.117-0.214-0.159 L8.377,0.576C7.77-0.054,6.912-0.189,6.461,0.278L5.441,1.36c-0.449,0.467-0.32,1.357,0.288,1.99l2.116,2.158H2.14 c-0.671,0-1.215,0.544-1.215,1.215v2.43c0,0.671,0.544,1.215,1.215,1.215h5.765l-2.271,2.309c-0.609,0.626-0.737,1.512-0.288,1.974 l1.019,1.072c0.451,0.465,1.308,0.332,1.917-0.297l5.238-5.326c0.1-0.045,0.191-0.107,0.269-0.188l1.019-1.082 c0.21-0.219,0.293-0.53,0.26-0.864C15.101,7.633,15.019,7.324,14.808,7.107z"/>
-    <path id="reload-shape" fill-rule="evenodd" d="M15.429,8h-8l3.207-3.207C9.889,4.265,8.986,3.947,8,3.947 c-2.554,0-4.625,2.071-4.625,4.625S5.446,13.196,8,13.196c1.638,0,3.069-0.857,3.891-2.141l2.576,1.104 C13.199,14.439,10.794,16,8,16c-4.103,0-7.429-3.326-7.429-7.429S3.897,1.143,8,1.143c1.762,0,3.366,0.624,4.631,1.654L15.429,0V8z"/>
-    <polygon id="stop-shape" points="16,2.748 13.338,0.079 8.038,5.391 2.661,0 0,2.669 5.377,8.059 0.157,13.292 2.819,15.961 8.039,10.728 13.298,16 15.959,13.331 10.701,8.06"/>
-    <path id="bookmark-shape" d="M8.008,3.632l0.986,2.012l0.452,0.922l1.014,0.169l2.326,0.389l-1.719,1.799l-0.676,0.708l0.145,0.967 L10.896,13l-1.959-1.039l-0.937-0.497l-0.937,0.497l-1.957,1.038L5.468,10.6l0.146-0.968L4.937,8.924L3.219,7.126l2.351-0.39 l1.023-0.17l0.45-0.934L8.008,3.632 M8,0C7.72,0,7.44,0.217,7.228,0.65L5.242,4.766L0.907,5.485c-0.958,0.159-1.195,0.861-0.53,1.56 l3.113,3.258l-0.69,4.583c-0.105,0.689,0.172,1.092,0.658,1.092c0.185,0,0.399-0.058,0.635-0.181l3.906-2.072l3.906,2.072 c0.236,0.123,0.45,0.181,0.635,0.181c0.486,0,0.762-0.403,0.659-1.092l-0.687-4.583l3.109-3.255c0.666-0.702,0.428-1.404-0.53-1.564 l-4.303-0.719L8.772,0.65C8.56,0.217,8.28,0,8,0L8,0z"/>
-    <path id="bookmarked-shape" d="M8,0C7.719,0,7.438,0.217,7.225,0.651L5.233,4.773l-4.35,0.72c-0.961,0.159-1.199,0.862-0.531,1.562 l3.124,3.262l-0.692,4.589C2.679,15.596,2.957,16,3.444,16c0.185,0,0.401-0.058,0.637-0.181L8,13.744l3.919,2.075 C12.156,15.942,12.372,16,12.557,16c0.487,0,0.764-0.404,0.661-1.094l-0.69-4.589l3.12-3.259c0.668-0.703,0.43-1.406-0.532-1.566 l-4.317-0.72L8.775,0.651C8.562,0.217,8.281,0,8,0L8,0z"/>
-  </defs>
-  <use id="back" xlink:href="#back-shape"/>
-  <use id="back-active" xlink:href="#back-shape"/>
-  <use id="back-disabled" xlink:href="#back-shape"/>
-  <use id="forward" xlink:href="#forward-shape"/>
-  <use id="forward-active" xlink:href="#forward-shape"/>
-  <use id="forward-disabled" xlink:href="#forward-shape"/>
-  <use id="reload" xlink:href="#reload-shape"/>
-  <use id="reload-active" xlink:href="#reload-shape"/>
-  <use id="reload-disabled" xlink:href="#reload-shape"/>
-  <use id="stop" xlink:href="#stop-shape"/>
-  <use id="stop-active" xlink:href="#stop-shape"/>
-  <use id="stop-disabled" xlink:href="#stop-shape"/>
-  <use id="bookmark" xlink:href="#bookmark-shape"/>
-  <use id="bookmark-active" xlink:href="#bookmark-shape"/>
-  <use id="bookmark-disabled" xlink:href="#bookmark-shape"/>
-  <use id="bookmarked" xlink:href="#bookmarked-shape"/>
-  <use id="bookmarked-active" xlink:href="#bookmarked-shape"/>
-  <use id="bookmarked-disabled" xlink:href="#bookmarked-shape"/>
-</svg>
diff --git a/browser/themes/windows/controlcenter/panel.css b/browser/themes/windows/controlcenter/panel.css
deleted file mode 100644
index fab9aa3a4..000000000
--- a/browser/themes/windows/controlcenter/panel.css
+++ /dev/null
@@ -1,13 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../shared/controlcenter/panel.inc.css
-
-.identity-popup-expander:-moz-focusring {
-  padding: 1px;
-}
-
-.identity-popup-expander:-moz-focusring > .button-box {
-  outline: 1px -moz-dialogtext dotted;
-}
diff --git a/browser/themes/windows/customizableui/background-noise-toolbar.png b/browser/themes/windows/customizableui/background-noise-toolbar.png
deleted file mode 100644
index d09ba9daf..000000000
--- a/browser/themes/windows/customizableui/background-noise-toolbar.png
+++ /dev/null
diff --git a/browser/themes/windows/customizableui/customize-titleBar-toggle.png b/browser/themes/windows/customizableui/customize-titleBar-toggle.png
deleted file mode 100644
index 3cf9f163d..000000000
--- a/browser/themes/windows/customizableui/customize-titleBar-toggle.png
+++ /dev/null
diff --git a/browser/themes/windows/customizableui/customize-titleBar-toggle@2x.png b/browser/themes/windows/customizableui/customize-titleBar-toggle@2x.png
deleted file mode 100644
index 8e1beaec5..000000000
--- a/browser/themes/windows/customizableui/customize-titleBar-toggle@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/customizableui/customizeMode-gridTexture.png b/browser/themes/windows/customizableui/customizeMode-gridTexture.png
deleted file mode 100644
index ca6c1196c..000000000
--- a/browser/themes/windows/customizableui/customizeMode-gridTexture.png
+++ /dev/null
diff --git a/browser/themes/windows/customizableui/customizeMode-separatorHorizontal.png b/browser/themes/windows/customizableui/customizeMode-separatorHorizontal.png
deleted file mode 100644
index 5e17cb4db..000000000
--- a/browser/themes/windows/customizableui/customizeMode-separatorHorizontal.png
+++ /dev/null
diff --git a/browser/themes/windows/customizableui/customizeMode-separatorVertical.png b/browser/themes/windows/customizableui/customizeMode-separatorVertical.png
deleted file mode 100644
index dc4caee81..000000000
--- a/browser/themes/windows/customizableui/customizeMode-separatorVertical.png
+++ /dev/null
diff --git a/browser/themes/windows/customizableui/menu-arrow.svg b/browser/themes/windows/customizableui/menu-arrow.svg
deleted file mode 100644
index 8437779fd..000000000
--- a/browser/themes/windows/customizableui/menu-arrow.svg
+++ /dev/null
@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" height="16" width="16" viewBox="0 0 16 16">
-  <style>
-    use:not(:target) {
-      display: none;
-    }
-    use {
-      fill: MenuText;
-    }
-    use[id$="-disabled"] {
-      fill: GrayText;
-    }
-    use[id$="-hover"] {
-      fill: HighlightText;
-    }
-  </style>
-  <defs>
-    <path id="arrow-shape" d="m 6,4 0,8 5,-4 z"/>
-  </defs>
-  <use id="arrow" xlink:href="#arrow-shape"/>
-  <use id="arrow-disabled" xlink:href="#arrow-shape"/>
-  <use id="arrow-hover" xlink:href="#arrow-shape"/>
-</svg>
diff --git a/browser/themes/windows/customizableui/panelUI.css b/browser/themes/windows/customizableui/panelUI.css
deleted file mode 100644
index a01a2f3e3..000000000
--- a/browser/themes/windows/customizableui/panelUI.css
+++ /dev/null
@@ -1,139 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../shared/customizableui/panelUI.inc.css
-
-.panel-subviews {
-  background-color: var(--arrowpanel-background);
-}
-
-#PanelUI-contents #zoom-out-btn {
-  padding-left: 12px;
-  padding-right: 12px;
-}
-
-#PanelUI-contents #zoom-in-btn {
-  padding-left: 12px;
-  padding-right: 12px;
-}
-
-/* bookmark panel submenus */
-
-#BMB_bookmarksPopup menupopup[placespopup=true] {
-  -moz-appearance: none;
-  background: transparent;
-  border: none;
-  padding: 6px;
-}
-
-#BMB_bookmarksPopup menupopup[placespopup=true] > hbox {
-  /* emulating chrome://browser/content/places/menu.xml#places-popup-arrow but without the arrow */
-  box-shadow: 0 0 4px rgba(0,0,0,0.2);
-  background: var(--arrowpanel-background);
-  color: var(--arrowpanel-color);
-  border: 1px solid var(--arrowpanel-border-color);
-  border-radius: 3.5px;
-  margin-top: -4px;
-}
-
-#BMB_bookmarksPopup menupopup {
-  padding-top: 2px;
-}
-
-/* Add some space at the top because there are no headers: */
-#BMB_bookmarksPopup menupopup[placespopup=true] > hbox > .popup-internal-box > .arrowscrollbox-scrollbox > .scrollbox-innerbox  {
-  padding-top: 4px;
-}
-
-/* bookmark panel separator */
-#BMB_bookmarksPopup menuseparator {
-  padding-top: 0;
-  padding-bottom: 0;
-}
-
-.subviewbutton > .menu-right,
-.subviewbutton > .menu-iconic-left {
-  padding-top: 1px;
-  margin-top: 1px;
-  margin-bottom: 2px;
-}
-
-/* Disabled empty item looks too small otherwise, because it has no icon. */
-menuitem.subviewbutton[disabled]:not(.menuitem-iconic),
-/* Same for checkbox menu items, whose icons lose size due to -moz-appearance: none: */
-menuitem[type="checkbox"].subviewbutton {
-  /* This is 16px for an icon + 3px for its margins + 1px for its padding +
-   * 2px for its border, see above */
-  min-height: 22px;
-}
-
-.subviewbutton > .toolbarbutton-text {
-  padding-top: 3px;
-  padding-bottom: 3px;
-}
-
-.widget-overflow-list .toolbarbutton-1 > .toolbarbutton-menubutton-button {
-  -moz-appearance: none;
-  border: 0;
-  margin-inline-start: 3px;
-}
-
-.widget-overflow-list .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
-  padding: 0 2px;
-  padding-inline-start: 0;
-  height: 18px;
-}
-
-.widget-overflow-list .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
-  padding: 0 6px;
-}
-
-.subviewbutton > .toolbarbutton-text {
-  padding-inline-start: 16px;
-}
-
-.subviewbutton:-moz-any([image],[targetURI],.cui-withicon, .restoreallitem, .bookmark-item) > .toolbarbutton-text {
-  padding-inline-start: 0;
-}
-
-.subviewbutton:-moz-any([image],[targetURI],.cui-withicon, .restoreallitem, .bookmark-item)[checked="true"] > .toolbarbutton-icon {
-  visibility: hidden;
-}
-
-menu.subviewbutton > .menu-right {
-  -moz-appearance: none;
-  list-style-image: url(chrome://browser/skin/customizableui/menu-arrow.svg#arrow);
-  /* Reset the rect we inherit from the button: */
-  -moz-image-region: auto;
-}
-
-menu[disabled="true"].subviewbutton > .menu-right {
-  list-style-image: url(chrome://browser/skin/customizableui/menu-arrow.svg#arrow-disabled);
-}
-
-@media not all and (-moz-windows-default-theme) {
-  menu[_moz-menuactive].subviewbutton > .menu-right {
-    list-style-image: url(chrome://browser/skin/customizableui/menu-arrow.svg#arrow-hover);
-  }
-}
-
-menu.subviewbutton > .menu-right:-moz-locale-dir(rtl) {
-  transform: scaleX(-1);
-}
-
-/* Win8 and beyond. */
-@media not all and (-moz-os-version: windows-win7) {
-  panelview .toolbarbutton-1,
-  .subviewbutton,
-  .widget-overflow-list .toolbarbutton-1,
-  .panelUI-grid .toolbarbutton-1 > .toolbarbutton-menubutton-button,
-  #BMB_bookmarksPopup menupopup[placespopup=true] > hbox,
-  #edit-controls@inAnyPanel@,
-  #zoom-controls@inAnyPanel@,
-  #edit-controls@inAnyPanel@ > toolbarbutton,
-  #zoom-controls@inAnyPanel@ > toolbarbutton {
-    border-radius: 0;
-  }
-}
-
diff --git a/browser/themes/windows/devedition.css b/browser/themes/windows/devedition.css
deleted file mode 100644
index bdf4bb80e..000000000
--- a/browser/themes/windows/devedition.css
+++ /dev/null
@@ -1,316 +0,0 @@
-% This Source Code Form is subject to the terms of the Mozilla Public
-% License, v. 2.0. If a copy of the MPL was not distributed with this
-% file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-%include ../shared/devedition.inc.css
-
-:root {
-  --forwardbutton-width: 29px;
-}
-
-:root[devtoolstheme="dark"],
-:root[devtoolstheme="light"] {
-   /* Matches the #browser-border-start, #browser-border-end color */
-  --chrome-nav-bar-separator-color: rgba(10, 31, 51, 0.35);
-}
-
-/* The window background is white due to no accentcolor in the lightweight
-   theme. It can't be changed to transparent when there is no compositor
-   (Win 7 in classic / basic theme), or else dragging and focus become
-   broken. So instead just show the normal titlebar in that case, and override
-   the window color as transparent when the compositor is available. */
-@media not all and (-moz-windows-compositor) {
-  #main-window[tabsintitlebar] #titlebar:-moz-lwtheme {
-    visibility: visible;
-  }
-
-  #main-window {
-    background: var(--chrome-background-color) !important;
-  }
-}
-
-@media (-moz-windows-compositor) {
-  #main-window {
-    background: transparent !important;
-  }
-}
-
-#TabsToolbar::after {
-  display: none;
-}
-
-#back-button > .toolbarbutton-icon,
-#forward-button > .toolbarbutton-icon {
-  background: var(--chrome-nav-buttons-background) !important;
-  border-radius: 0 !important;
-  height: auto !important;
-  padding: var(--toolbarbutton-vertical-inner-padding) 5px !important;
-  margin: 0 !important;
-  border: 1px solid var(--chrome-nav-bar-controls-border-color) !important;
-  box-shadow: none !important;
-}
-
-#back-button > .toolbarbutton-icon {
-  /* 18px icon + 2 * 5px padding + 2 * 1px border */
-  width: 30px !important;
-}
-
-#forward-button > .toolbarbutton-icon {
-  /* 18px icon + 2 * 5px padding + 1 * 1px border */
-  width: 29px !important;
-}
-
-/* the normal theme adds box-shadow: <stuff> !important when the back-button is [open]. Fix: */
-#back-button[open="true"] > .toolbarbutton-icon {
-  box-shadow: none !important;
-}
-
-#forward-button > .toolbarbutton-icon {
-  border-inline-start: none !important;
-}
-
-/* Override a box shadow for disabled back button */
-#main-window:not([customizing]) #back-button[disabled] > .toolbarbutton-icon {
-  box-shadow: none !important;
-}
-
-/* Override !important properties for hovered back button */
-#main-window #back-button:hover:not([disabled="true"]) > .toolbarbutton-icon,
-#main-window #forward-button:hover:not([disabled="true"]) > .toolbarbutton-icon {
-  background: var(--chrome-nav-buttons-hover-background) !important;
-  box-shadow: none !important;
-}
-
-#back-button > .toolbarbutton-icon {
-  border-radius: 2px 0 0 2px !important;
-}
-
-#nav-bar .toolbarbutton-1:not([type=menu-button]),
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-button,
-#nav-bar .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
-  padding-top: 2px;
-  padding-bottom: 2px;
-}
-
-.tabbrowser-tab {
-  background-color: var(--tab-background-color);
-}
-
-#toolbar-menubar {
-  text-shadow: none !important;
-}
-
-:root[devtoolstheme="dark"] .findbar-closebutton,
-:root[devtoolstheme="dark"] #sidebar-header > .close-icon,
-/* Tab styling - make sure to use an inverted icon for the selected tab
-   (brighttext only covers the unselected tabs) */
-.tab-close-button[selected=true] {
-  list-style-image: url("chrome://global/skin/icons/close-inverted.png");
-}
-
-@media (min-resolution: 1.1dppx) {
-  :root[devtoolstheme="dark"] .findbar-closebutton,
-  :root[devtoolstheme="dark"] #sidebar-header > .close-icon,
-  .tab-close-button[selected=true] {
-    list-style-image: url("chrome://global/skin/icons/close-inverted@2x.png");
-  }
-}
-
-@media (-moz-os-version: windows-win7),
-       (-moz-os-version: windows-win8) {
-  :root {
-    --space-above-tabbar: 15px;
-  }
-
-  /* It'd be nice if there was an element in the scrollbox's inner content
-     that collapsed to the current width of the tabs. Since there isn't we
-     need to handle overflowing and non-overflowing tabs separately.
-
-     In the case of overflowing tabs, set a border-top on the entire container,
-     otherwise we need to set it on each element individually */
-  #main-window[sizemode=normal] .tabbrowser-tabs[overflow="true"] {
-    background-clip: padding-box;
-    border-top: 1px solid var(--chrome-nav-bar-separator-color);
-    border-inline-end: 1px solid var(--chrome-nav-bar-separator-color);
-    background-color: var(--tab-background-color); /* Make sure there is no transparent gap during tab close animation */
-  }
-
-  /* Add a border to the left of the first tab (or scroll arrow).  Using .tabbrowser-tabs
-     instead of #TabsToolbar because it will work even in customize mode. */
-  #main-window[sizemode=normal] .tabbrowser-tabs {
-    background-clip: padding-box;
-    border-inline-start: 1px solid var(--chrome-nav-bar-separator-color);
-    border-inline-end: 1px solid transparent;
-  }
-
-  #main-window[sizemode=normal] .tabbrowser-tabs:not([overflow="true"]) .tabbrowser-tab,
-  #main-window[sizemode=normal] .tabbrowser-tabs:not([overflow="true"]) .tabbrowser-arrowscrollbox > .scrollbutton-down,
-  #main-window[sizemode=normal] .tabbrowser-tabs:not([overflow="true"]) .tabbrowser-arrowscrollbox > .scrollbutton-up,
-  #main-window[sizemode=normal] .tabbrowser-tabs:not([overflow="true"]) .tabs-newtab-button {
-    background-clip: padding-box;
-    border-top: 1px solid var(--chrome-nav-bar-separator-color);
-  }
-
-  /* Allow the border-top rule to take effect */
-  #main-window[sizemode=normal] .tabbrowser-tabs:not([overflow="true"]) .tabbrowser-tab {
-    -moz-border-top-colors: none;
-  }
-
-  #main-window[sizemode=normal] .tabbrowser-tabs:not([overflow="true"]) .closing-tabs-spacer {
-    background-clip: padding-box;
-    border-inline-start: 1px solid var(--chrome-nav-bar-separator-color);
-  }
-
-  .tabs-newtab-button {
-    background: var(--tab-background-color);
-  }
-
-  /* Use default window colors when in non-maximized mode */
-  #tabbrowser-tabs,
-  #TabsToolbar,
-  #browser-panel,
-  #titlebar-content {
-    background: transparent;
-  }
-
-  /* Ensure that the entire background is styled when maximized/fullscreen */
-  #main-window:not([sizemode="normal"]):not([customizing]) #browser-panel {
-    background: var(--chrome-background-color) !important;
-  }
-
-  /* The menu items need to be visible when the entire background is styled */
-  #main-window:not([sizemode="normal"]) #main-menubar {
-    color: var(--chrome-color);
-    background-color: transparent;
-  }
-
-  #main-window[sizemode="maximized"] #main-menubar > menu:not(:-moz-window-inactive) {
-    color: inherit;
-  }
-
-  /* Use proper menu text styling in Win7 classic mode (copied from browser.css) */
-  @media not all and (-moz-windows-compositor),
-         not all and (-moz-windows-default-theme) {
-    :root[tabsintitlebar]:not([inFullscreen]) {
-      --titlebar-text-color: CaptionText;
-    }
-
-    :root[tabsintitlebar]:not([inFullscreen]):-moz-window-inactive {
-      --titlebar-text-color: InactiveCaptionText;
-    }
-
-    #main-window[tabsintitlebar] #main-menubar > menu {
-      color: inherit;
-    }
-  }
-
-  /* Use less opacity than normal since this is very dark, and on top of the default toolbar color */
-  .tabbrowser-arrowscrollbox > .scrollbutton-up[disabled],
-  .tabbrowser-arrowscrollbox > .scrollbutton-down[disabled] {
-    opacity: .6;
-  }
-
-  /* Override scrollbutton gradients in normal and hover state */
-  .tabbrowser-arrowscrollbox > .scrollbutton-down,
-  .tabbrowser-arrowscrollbox > .scrollbutton-up {
-    background-image: none !important;
-    transition: none; /* scrollbutton-down has an unwanted transition on background color */
-  }
-
-  /* Restore draggable space on the sides of tabs when maximized */
-  #main-window[sizemode="maximized"] .tabbrowser-arrowscrollbox > .arrowscrollbox-scrollbox {
-    padding-left: 15px;
-    padding-right: 15px;
-  }
-
-  /* Override the padding that's intended to compensate for tabs that can overlap border-radius on nav-bar in default theme. */
-  #main-window[sizemode=normal]:not([customizing]) #TabsToolbar {
-    padding-left: 0;
-    padding-right: 0;
-  }
-}
-
-/* Restored windows get an artificial border on windows, because the lwtheme background
- * overlaps the regular window border. That isn't the case for us, so we avoid painting
- * over the native border with our custom borders: */
-#browser-panel {
-  /* These are !important to avoid specificity-wars with the selectors that add borders here. */
-  background-image: none !important;
-  border-top: none !important;
-}
-
-#navigator-toolbox {
-  /* The side borders on the toolbox also look out-of-place because we don't paint over
-   * the native background color at all, and these are !important for the same reason as above. */
-  border-left: none !important;
-  border-right: none !important;
-}
-
-/* Disable dragging like in the default theme: */
-#main-window[tabsintitlebar] #navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar):-moz-lwtheme {
-  -moz-window-dragging: no-drag;
-}
-
-/* The sidebar header has no background now that the background of the #browser-panel
- * has no image and is transparent. Fix: */
-.sidebar-header:-moz-lwtheme,
-#sidebar-header {
-  background-color: var(--chrome-background-color);
-  color: var(--chrome-color);
-}
-
-@media (-moz-os-version: windows-win7),
-       (-moz-os-version: windows-win8) {
-  /* And then we add them back on toolbars so that they don't look borderless: */
-  #main-window:not([customizing])[sizemode=normal] #navigator-toolbox::after,
-  #main-window:not([customizing])[sizemode=normal] #navigator-toolbox > toolbar:not(#toolbar-menubar):not(#TabsToolbar) {
-    border-left: 1px solid hsla(209,67%,12%,0.35);
-    border-right: 1px solid hsla(209,67%,12%,0.35);
-  }
-}
-
-@media (-moz-os-version: windows-win10) {
-  /* Always keep draggable space on the sides of tabs since there is no top margin on Win10 */
-  #main-window .tabbrowser-arrowscrollbox > .arrowscrollbox-scrollbox {
-    padding-left: 15px;
-    padding-right: 15px;
-  }
-
-  /* Force white caption buttons for the dark theme on Windows 10 */
-  :root[devtoolstheme="dark"] #titlebar-min {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize-white);
-  }
-  :root[devtoolstheme="dark"] #titlebar-max {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize-white);
-  }
-  #main-window[devtoolstheme="dark"][sizemode="maximized"] #titlebar-max {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore-white);
-  }
-  :root[devtoolstheme="dark"] #titlebar-close {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-white);
-  }
-
-  /* ... and normal ones for the light theme on Windows 10 */
-  :root[devtoolstheme="light"] #titlebar-min {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#minimize);
-  }
-  :root[devtoolstheme="light"] #titlebar-max {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#maximize);
-  }
-  #main-window[devtoolstheme="light"][sizemode="maximized"] #titlebar-max {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#restore);
-  }
-  :root[devtoolstheme="light"] #titlebar-close {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#close);
-  }
-
-  :root[devtoolstheme="light"] #titlebar-close:hover {
-    list-style-image: url(chrome://browser/skin/caption-buttons.svg#close-white);
-  }
-}
-
-.ac-type-icon {
-  /* Left-align the type icon in awesomebar popup results with the icon in the
-     urlbar. */
-  margin-inline-start: 13px;
-}
diff --git a/browser/themes/windows/downloads/allDownloadsViewOverlay.css b/browser/themes/windows/downloads/allDownloadsViewOverlay.css
deleted file mode 100644
index 0ee83f669..000000000
--- a/browser/themes/windows/downloads/allDownloadsViewOverlay.css
+++ /dev/null
@@ -1,47 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../shared/downloads/allDownloadsViewOverlay.inc.css
-
-/*** List items ***/
-
-:root {
-  --downloads-item-height: 6em;
-}
-
-@media (-moz-windows-default-theme) {
-  .downloadProgress > .progress-bar {
-    background-color: #3c9af8;
-  }
-}
-
-/*** Highlighted list items ***/
-
-@media (-moz-windows-default-theme) {
-  /*
-  -moz-appearance: menuitem is almost right, but the hover effect is not
-  transparent and is lighter than desired.
-
-  Copied from the autocomplete richlistbox styling in
-  toolkit/themes/windows/global/autocomplete.css
-
-  This styling should be kept in sync with the style from the above file.
-  */
-  @itemFocused@ {
-    color: inherit;
-    background-color: transparent;
-    /* four gradients for the bevel highlights on each edge, one for blue background */
-    background-image:
-      linear-gradient(to bottom, rgba(255,255,255,0.9) 3px, transparent 3px),
-      linear-gradient(to right, rgba(255,255,255,0.5) 3px, transparent 3px),
-      linear-gradient(to left, rgba(255,255,255,0.5) 3px, transparent 3px),
-      linear-gradient(to top, rgba(255,255,255,0.4) 3px, transparent 3px),
-      linear-gradient(to bottom, rgba(163,196,247,0.3), rgba(122,180,246,0.3));
-    background-clip: content-box;
-    border-radius: 6px;
-    outline: 1px solid rgb(124,163,206);
-    -moz-outline-radius: 3px;
-    outline-offset: -2px;
-  }
-}
diff --git a/browser/themes/windows/downloads/download-glow-menuPanel-win7.png b/browser/themes/windows/downloads/download-glow-menuPanel-win7.png
deleted file mode 100644
index 7ff7e6a03..000000000
--- a/browser/themes/windows/downloads/download-glow-menuPanel-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/downloads/download-glow-menuPanel.png b/browser/themes/windows/downloads/download-glow-menuPanel.png
deleted file mode 100644
index d05b07b57..000000000
--- a/browser/themes/windows/downloads/download-glow-menuPanel.png
+++ /dev/null
diff --git a/browser/themes/windows/downloads/download-glow-win7.png b/browser/themes/windows/downloads/download-glow-win7.png
deleted file mode 100644
index e7415e83d..000000000
--- a/browser/themes/windows/downloads/download-glow-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/downloads/download-glow.png b/browser/themes/windows/downloads/download-glow.png
deleted file mode 100644
index 1239ada52..000000000
--- a/browser/themes/windows/downloads/download-glow.png
+++ /dev/null
diff --git a/browser/themes/windows/downloads/download-notification-finish.png b/browser/themes/windows/downloads/download-notification-finish.png
deleted file mode 100644
index 2ef1420ad..000000000
--- a/browser/themes/windows/downloads/download-notification-finish.png
+++ /dev/null
diff --git a/browser/themes/windows/downloads/download-notification-start.png b/browser/themes/windows/downloads/download-notification-start.png
deleted file mode 100644
index a2fca743b..000000000
--- a/browser/themes/windows/downloads/download-notification-start.png
+++ /dev/null
diff --git a/browser/themes/windows/downloads/downloads.css b/browser/themes/windows/downloads/downloads.css
deleted file mode 100644
index 4b60da149..000000000
--- a/browser/themes/windows/downloads/downloads.css
+++ /dev/null
@@ -1,56 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../shared/downloads/downloads.inc.css
-
-/*** Panel and outer controls ***/
-
-@keyfocus@ #downloadsSummary:focus,
-@keyfocus@ .downloadsPanelFooterButton:focus {
-  outline: 1px -moz-dialogtext dotted;
-  outline-offset: -1px;
-}
-
-@keyfocus@ #downloadsSummary:focus {
-  outline-offset: -5px;
-}
-
-/*** List items and similar elements in the summary ***/
-
-:root {
-  --downloads-item-height: 5.5em;
-  --downloads-item-font-size-factor: 0.9;
-  --downloads-item-details-opacity: 0.6;
-}
-
-.downloadButton > .button-box {
-  border: 1px solid transparent;
-}
-
-@keyfocus@ .downloadButton:focus > .button-box {
-  border: 1px dotted ThreeDDarkShadow;
-}
-
-@media (-moz-windows-default-theme) {
-  @item@[verdict="Malware"] {
-    color: #aa1b08;
-  }
-
-  /* Use unified color for the progressbar on default theme */
-  .downloadProgress > .progress-bar {
-    background-color: #3c9af8;
-  }
-
-  .downloadProgress[paused="true"] > .progress-bar {
-    background-color: #a6a6a6;
-  }
-
-}
-
-/*** Highlighted list items ***/
-
-@keyfocus@ @itemFocused@ {
-  outline: 1px -moz-dialogtext dotted;
-  outline-offset: -1px;
-}
diff --git a/browser/themes/windows/downloads/indicator.css b/browser/themes/windows/downloads/indicator.css
deleted file mode 100644
index 7f921f8de..000000000
--- a/browser/themes/windows/downloads/indicator.css
+++ /dev/null
@@ -1,221 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/*** Status and progress indicator ***/
-
-#downloads-animation-container {
-  min-height: 1px;
-  min-width: 1px;
-  height: 1px;
-  margin-bottom: -1px;
-  /* Makes the outermost animation container element positioned, so that its
-     contents are rendered over the main browser window in the Z order.
-     This is required by the animated event notification. */
-  position: relative;
-  /* The selected tab may overlap #downloads-indicator-notification */
-  z-index: 5;
-}
-
-/*** Main indicator icon ***/
-
-@media not all and (min-resolution: 1.1dppx) {
-  #downloads-button {
-    --downloads-indicator-icon: -moz-image-rect(url("chrome://browser/skin/Toolbar.png"), 0, 198, 18, 180);
-    --downloads-indicator-icon-attention: -moz-image-rect(url("chrome://browser/skin/Toolbar.png"), 18, 198, 36, 180);
-    --downloads-indicator-icon-inverted: -moz-image-rect(url("chrome://browser/skin/Toolbar-inverted.png"), 0, 198, 18, 180);
-    --downloads-indicator-icon-attention-inverted: -moz-image-rect(url("chrome://browser/skin/Toolbar-inverted.png"), 18, 198, 36, 180);
-  }
-}
-
-@media (min-resolution: 1.1dppx) {
-  #downloads-button {
-    --downloads-indicator-icon: -moz-image-rect(url("chrome://browser/skin/Toolbar@2x.png"), 0, 396, 36, 360);
-    --downloads-indicator-icon-attention: -moz-image-rect(url("chrome://browser/skin/Toolbar@2x.png"), 36, 396, 72, 360);
-    --downloads-indicator-icon-inverted: -moz-image-rect(url("chrome://browser/skin/Toolbar-inverted@2x.png"), 0, 396, 36, 360);
-    --downloads-indicator-icon-attention-inverted: -moz-image-rect(url("chrome://browser/skin/Toolbar-inverted@2x.png"), 36, 396, 72, 360);
-  }
-}
-
-#downloads-indicator-icon {
-  background: var(--downloads-indicator-icon) center no-repeat;
-  width: 18px;
-  height: 18px;
-  background-size: 18px;
-}
-
-toolbar[brighttext] #downloads-button:not([attention="success"]) > #downloads-indicator-anchor > #downloads-indicator-icon {
-  background-image: var(--downloads-indicator-icon-inverted);
-}
-
-#downloads-button[attention="warning"] > .toolbarbutton-badge-stack > .toolbarbutton-badge,
-#downloads-button[attention="severe"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
-  display: -moz-box;
-  height: 8px;
-  width: 8px;
-  min-width: 0;
-  border-radius: 50%;
-  /* "!important" is necessary to override the rule in toolbarbutton.css */
-  margin-top: -1px !important;
-  margin-right: -2px !important;
-}
-
-#downloads-button[cui-areatype="toolbar"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
-  height: 7px;
-  width: 7px;
-}
-
-#downloads-button[attention="severe"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
-  background: #D90000;
-}
-
-#downloads-button[attention="warning"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
-  background: #FFBF00;
-}
-
-#downloads-button[attention="severe"] > .toolbarbutton-badge-stack > .toolbarbutton-badge:-moz-window-inactive,
-#downloads-button[attention="warning"] > .toolbarbutton-badge-stack > .toolbarbutton-badge:-moz-window-inactive {
-  filter: none;
-}
-
-#downloads-button[attention="success"] > #downloads-indicator-anchor > #downloads-indicator-icon {
-  background-image: var(--downloads-indicator-icon-attention);
-}
-
-toolbar[brighttext] #downloads-button[attention="success"] > #downloads-indicator-anchor > #downloads-indicator-icon {
-  background-image: var(--downloads-indicator-icon-attention-inverted);
-}
-
-#downloads-button[cui-areatype="menu-panel"][attention="success"] {
-  list-style-image: url("chrome://browser/skin/downloads/download-glow-menuPanel.png");
-  -moz-image-region: auto;
-}
-
-/* In the next few rules, we use :not([counter]) as a shortcut that is
-   equivalent to -moz-any([progress], [paused]). */
-
-#downloads-button:not([counter]) > #downloads-indicator-anchor > #downloads-indicator-progress-area > #downloads-indicator-counter {
-  background: var(--downloads-indicator-icon) center no-repeat;
-  background-size: 12px;
-}
-
-toolbar[brighttext] #downloads-button:not([counter]):not([attention="success"]) > #downloads-indicator-anchor > #downloads-button-progress-area > #downloads-indicator-counter {
-  background-image: var(--downloads-indicator-icon-inverted);
-}
-
-#downloads-button:not([counter])[attention="success"] > #downloads-indicator-anchor > #downloads-indicator-progress-area > #downloads-indicator-counter {
-  background-image: var(--downloads-indicator-icon-attention);
-}
-
-toolbar[brighttext] #downloads-button:not([counter])[attention="success"] > #downloads-indicator-anchor > #downloads-indicator-progress-area > #downloads-indicator-counter {
-  background-image: var(--downloads-indicator-icon-attention-inverted);
-}
-
-/*** Download notifications ***/
-
-#downloads-indicator-notification {
-  opacity: 0;
-  background-size: 16px;
-  background-position: center;
-  background-repeat: no-repeat;
-  width: 16px;
-  height: 16px;
-}
-
-@keyframes downloadsIndicatorNotificationStartRight {
-  from { opacity: 0; transform: translate(-128px, 128px) scale(8); }
-  20%  { opacity: .85; animation-timing-function: ease-out; }
-  to   { opacity: 0; transform: translate(0) scale(1); }
-}
-
-@keyframes downloadsIndicatorNotificationStartLeft {
-  from { opacity: 0; transform: translate(128px, 128px) scale(8); }
-  20%  { opacity: .85; animation-timing-function: ease-out; }
-  to   { opacity: 0; transform: translate(0) scale(1); }
-}
-
-#downloads-notification-anchor[notification="start"] > #downloads-indicator-notification {
-  background-image: url("chrome://browser/skin/downloads/download-notification-start.png");
-  animation-name: downloadsIndicatorNotificationStartRight;
-  animation-duration: 1s;
-}
-
-#downloads-notification-anchor[notification="start"]:-moz-locale-dir(rtl) > #downloads-indicator-notification {
-  animation-name: downloadsIndicatorNotificationStartLeft;
-}
-
-@keyframes downloadsIndicatorNotificationFinish {
-  from { opacity: 0; transform: scale(1); }
-  20%  { opacity: .65; animation-timing-function: ease-in; }
-  to   { opacity: 0; transform: scale(8); }
-}
-
-#downloads-notification-anchor[notification="finish"] > #downloads-indicator-notification {
-  background-image: url("chrome://browser/skin/downloads/download-notification-finish.png");
-  animation-name: downloadsIndicatorNotificationFinish;
-  animation-duration: 1s;
-}
-
-/*** Progress bar and text ***/
-
-#downloads-indicator-counter {
-  height: 9px;
-  margin: -3px 0px 0px 0px;
-  color: hsl(0,0%,30%);
-  text-shadow: hsla(0,0%,100%,.5) 0 1px;
-  font-size: 9px;
-  line-height: 9px;
-  text-align: center;
-
-  /* Bug 812345 added this... */
-  margin-bottom: -1px;
-}
-
-toolbar[brighttext] #downloads-indicator-counter {
-  color: white;
-  text-shadow: 0 0 1px rgba(0,0,0,.7),
-               0 1px 1.5px rgba(0,0,0,.5);
-}
-
-#downloads-indicator-progress {
-  width: 16px;
-  height: 5px;
-  min-width: 0;
-  min-height: 0;
-  margin-top: 1px;
-  margin-bottom: 2px;
-  border-radius: 2px;
-  box-shadow: 0 1px 0 hsla(0,0%,100%,.4);
-}
-
-#downloads-indicator-progress > .progress-bar {
-  -moz-appearance: none;
-  min-width: 0;
-  min-height: 0;
-  /* The background-clip: border-box; and background-image: none; are there to expand the background-color behind the border */
-  background-clip: padding-box, border-box;
-  background-color: rgb(90, 201, 66);
-  background-image: linear-gradient(transparent 1px, rgba(255, 255, 255, 0.4) 1px, rgba(255, 255, 255, 0.4) 2px, transparent 2px), none;
-  border: 1px solid;
-  border-color: rgba(0,43,86,.6) rgba(0,43,86,.4) rgba(0,43,86,.4);
-  border-radius: 2px 0 0 2px;
-}
-
-#downloads-indicator-progress > .progress-remainder {
-  -moz-appearance: none;
-  min-width: 0;
-  min-height: 0;
-  background-image: linear-gradient(#505050, #575757);
-  border: 1px solid;
-  border-color: hsla(0,0%,0%,.6) hsla(0,0%,0%,.4) hsla(0,0%,0%,.4);
-  border-inline-start: none;
-  border-radius: 0 2px 2px 0;
-}
-
-#downloads-button[paused] > #downloads-indicator-anchor > #downloads-indicator-progress-area > #downloads-indicator-progress > .progress-bar {
-  background-color: rgb(220, 230, 81);
-}
-
-#downloads-button[paused] > #downloads-indicator-anchor > #downloads-indicator-progress-area > #downloads-indicator-progress > .progress-remainder {
-  background-image: linear-gradient(#4b5000, #515700);
-}
diff --git a/browser/themes/windows/feeds/feedIcon.png b/browser/themes/windows/feeds/feedIcon.png
deleted file mode 100644
index 59b22d8a2..000000000
--- a/browser/themes/windows/feeds/feedIcon.png
+++ /dev/null
diff --git a/browser/themes/windows/feeds/feedIcon16.png b/browser/themes/windows/feeds/feedIcon16.png
deleted file mode 100644
index 071979903..000000000
--- a/browser/themes/windows/feeds/feedIcon16.png
+++ /dev/null
diff --git a/browser/themes/windows/feeds/subscribe-ui.css b/browser/themes/windows/feeds/subscribe-ui.css
deleted file mode 100644
index f1650036e..000000000
--- a/browser/themes/windows/feeds/subscribe-ui.css
+++ /dev/null
@@ -1,7 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-.alwaysUse {
-  padding: 5px;
-}
diff --git a/browser/themes/windows/feeds/subscribe.css b/browser/themes/windows/feeds/subscribe.css
deleted file mode 100644
index 81168a144..000000000
--- a/browser/themes/windows/feeds/subscribe.css
+++ /dev/null
@@ -1,184 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-html {
-  background: -moz-Dialog;
-  font: 3mm tahoma,arial,helvetica,sans-serif;
-}
-
-#subscribeUsingDescription,
-#subscribeButton {
-  display: block;
-}
-
-#subscribeUsingDescription {
-  margin-bottom: 0.5em;
-}
-
-#subscribeButton {
-  margin-top: 0.5em;
-  margin-inline-start: auto;
-}
-
-#feedBody {
-  border: 1px solid THreeDShadow;
-  padding: 3em;
-  padding-inline-start: 30px;
-  margin: 2em auto;
-  background: -moz-Field;
-}
-
-#feedHeaderContainer {
-  border: 1px solid ThreeDShadow;
-  border-radius: 10px;
-  margin: -4em auto 0 auto;
-  background-color: InfoBackground;
-  display: flex;
-}
-
-#feedHeaderContainerSpacer {
-  flex-grow: 1;
-}
-
-#feedHeader {
-  margin-top: 4.9em;
-  margin-bottom: 1em;
-  margin-inline-start: 1.4em;
-  margin-inline-end: 1em;
-  padding-inline-start: 2.9em;
-  font-size: 110%;
-  color: InfoText;
-}
-
-#feedIntroText {
-  display: none;
-}
-
-.feedBackground {
-  background: url("chrome://browser/skin/feeds/feedIcon.png") 0% 10% no-repeat InfoBackground;
-}
-
-.videoPodcastBackground {
-  background: url("chrome://browser/skin/feeds/videoFeedIcon.png") 0% 10% no-repeat InfoBackground;
-}
-
-.audioPodcastBackground {
-  background: url("chrome://browser/skin/feeds/audioFeedIcon.png") 0% 10% no-repeat InfoBackground;
-}
-
-#feedHeader[dir="rtl"] {
-  background-position: 100% 10%;
-}
-
-#feedHeader[firstrun="true"] #feedIntroText {
-  padding-top: 0.1em;
-  padding-inline-start: 0.6em;
-  display: block;
-}
-
-#feedHeader[firstrun="true"] > #feedSubscribeLine {
-  padding-inline-start: 1.8em;
-}
-
-#feedSubscribeLine {
-  padding-top: 0.2em;
-  padding-inline-start: 0.5em;
-}
-
-/* Don't print subscription UI */
-@media print {
-  #feedHeaderContainer {
-    display: none;
-  }
-}
-
-body {
-  margin: 0;
-  padding: 0 3em;
-  color: -moz-fieldText;
-  font: message-box;
-}
-
-h1 {
-  font-size: 160%;
-  border-bottom: 2px solid ThreeDLightShadow;
-  margin: 0 0 .2em 0;
-}
-
-h2 {
-  color: GrayText;
-  font-size: 110%;
-  font-weight: normal;
-  margin: 0 0 .6em 0;
-}
-
-#feedTitleLink {
-  float: right;
-  margin-inline-start: .6em;
-  margin-inline-end: 0;
-  margin-top: 0;
-  margin-bottom: 0;
-}
-
-a[href] img {
-  border: none;
-}
-
-#feedTitleContainer {
-  margin-inline-start: 0;
-  margin-inline-end: .6em;
-  margin-top: 0;
-  margin-bottom: 0;
-}
-
-#feedTitleImage {
-  margin-inline-start: .6em;
-  margin-inline-end: 0;
-  margin-top: 0;
-  margin-bottom: 0;
-  max-width: 300px;
-  max-height: 150px;
-}
-
-.feedEntryContent {
-  font-size: 110%;
-}
- 
-.link {
-  color: #0000FF;
-  text-decoration: underline;
-  cursor: pointer;
-}
-
-.link:hover:active {
-  color: #FF0000;
-}
-
-.lastUpdated {
-  font-size: 85%;
-  font-weight: normal;
-}
-
-.type-icon {
-  vertical-align: bottom;
-  height: 16px;
-  width: 16px;
-}
-
-.enclosures {
-  border: 1px solid THreeDShadow;
-  padding: 1em;
-  margin: 1em auto;
-  background: -moz-Dialog;
-}
-
-.enclosure {
-  vertical-align: middle;
-  margin-left: 2px;
-}
-
-.handlersMenuList > .menulist-label-box > .menulist-icon {
-  max-width: 16px;
-  max-height: 16px;
-}
diff --git a/browser/themes/windows/jar.mn b/browser/themes/windows/jar.mn
deleted file mode 100644
index e8db7eed2..000000000
--- a/browser/themes/windows/jar.mn
+++ /dev/null
@@ -1,212 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-browser.jar:
-% skin browser classic/1.0 %skin/classic/browser/
-#include ../shared/jar.inc.mn
-  skin/classic/browser/sanitizeDialog.css
-  skin/classic/browser/aboutSessionRestore-window-icon.png
-  skin/classic/browser/aboutSyncTabs.css
-* skin/classic/browser/syncedtabs/sidebar.css     (syncedtabs/sidebar.css)
-  skin/classic/browser/actionicon-tab.png
-  skin/classic/browser/actionicon-tab@2x.png
-  skin/classic/browser/actionicon-tab-win7.png
-* skin/classic/browser/browser.css
-* skin/classic/browser/devedition.css
-* skin/classic/browser/browser-lightweightTheme.css
-  skin/classic/browser/caption-buttons.svg
-  skin/classic/browser/click-to-play-warning-stripes.png
-  skin/classic/browser/Info.png
-  skin/classic/browser/keyhole-forward-mask.svg
-  skin/classic/browser/livemark-folder.png
-  skin/classic/browser/menu-back.png
-  skin/classic/browser/menu-forward.png
-  skin/classic/browser/menuPanel-customize.png
-  skin/classic/browser/menuPanel-customize@2x.png
-  skin/classic/browser/menuPanel-exit.png
-  skin/classic/browser/menuPanel-exit@2x.png
-  skin/classic/browser/menuPanel-help.png
-  skin/classic/browser/menuPanel-help@2x.png
-  skin/classic/browser/monitor.png
-  skin/classic/browser/monitor_16-10.png
-  skin/classic/browser/pageInfo.css
-  skin/classic/browser/pageInfo.png
-  skin/classic/browser/privatebrowsing-mask-tabstrip.png
-  skin/classic/browser/privatebrowsing-mask-tabstrip-win7.png
-  skin/classic/browser/privatebrowsing-mask-titlebar.png
-  skin/classic/browser/privatebrowsing-mask-titlebar-win7.png
-  skin/classic/browser/privatebrowsing-mask-titlebar-win7-tall.png
-  skin/classic/browser/reload-stop-go.png
-  skin/classic/browser/reload-stop-go@2x.png
-  skin/classic/browser/reload-stop-go-win7.png
-  skin/classic/browser/reload-stop-go-win7@2x.png
-  skin/classic/browser/searchbar.css
-  skin/classic/browser/setDesktopBackground.css
-  skin/classic/browser/slowStartup-16.png
-  skin/classic/browser/Toolbar.png
-  skin/classic/browser/Toolbar@2x.png
-  skin/classic/browser/Toolbar-win7.png
-  skin/classic/browser/Toolbar-win7@2x.png
-  skin/classic/browser/Toolbar-inverted.png
-  skin/classic/browser/Toolbar-inverted@2x.png
-  skin/classic/browser/Toolbar-win8.png
-  skin/classic/browser/Toolbar-win8@2x.png
-  skin/classic/browser/toolbarbutton-dropdown-arrow-win7.png
-  skin/classic/browser/toolbarbutton-dropdown-arrow-inverted.png
-  skin/classic/browser/urlbar-popup-blocked.png
-  skin/classic/browser/urlbar-history-dropmarker.png
-  skin/classic/browser/urlbar-history-dropmarker@2x.png
-  skin/classic/browser/urlbar-history-dropmarker-win7.png
-  skin/classic/browser/urlbar-history-dropmarker-win7@2x.png
-  skin/classic/browser/webRTC-indicator.css
-* skin/classic/browser/controlcenter/panel.css                 (controlcenter/panel.css)
-  skin/classic/browser/customizableui/background-noise-toolbar.png  (customizableui/background-noise-toolbar.png)
-  skin/classic/browser/customizableui/customize-titleBar-toggle.png  (customizableui/customize-titleBar-toggle.png)
-  skin/classic/browser/customizableui/customize-titleBar-toggle@2x.png  (customizableui/customize-titleBar-toggle@2x.png)
-  skin/classic/browser/customizableui/customizeMode-gridTexture.png  (customizableui/customizeMode-gridTexture.png)
-  skin/classic/browser/customizableui/customizeMode-separatorHorizontal.png  (customizableui/customizeMode-separatorHorizontal.png)
-  skin/classic/browser/customizableui/customizeMode-separatorVertical.png  (customizableui/customizeMode-separatorVertical.png)
-  skin/classic/browser/customizableui/menu-arrow.svg           (customizableui/menu-arrow.svg)
-* skin/classic/browser/customizableui/panelUI.css       (customizableui/panelUI.css)
-* skin/classic/browser/downloads/allDownloadsViewOverlay.css   (downloads/allDownloadsViewOverlay.css)
-  skin/classic/browser/downloads/download-glow-menuPanel.png   (downloads/download-glow-menuPanel.png)
-  skin/classic/browser/downloads/download-glow-menuPanel-win7.png   (downloads/download-glow-menuPanel-win7.png)
-  skin/classic/browser/downloads/download-notification-finish.png (downloads/download-notification-finish.png)
-  skin/classic/browser/downloads/download-notification-start.png (downloads/download-notification-start.png)
-* skin/classic/browser/downloads/downloads.css                 (downloads/downloads.css)
-  skin/classic/browser/feeds/feedIcon.png                      (feeds/feedIcon.png)
-  skin/classic/browser/feeds/feedIcon16.png                    (feeds/feedIcon16.png)
-  skin/classic/browser/feeds/subscribe.css                     (feeds/subscribe.css)
-  skin/classic/browser/feeds/subscribe-ui.css                  (feeds/subscribe-ui.css)
-* skin/classic/browser/newtab/newTab.css                       (newtab/newTab.css)
-  skin/classic/browser/places/autocomplete-star.png            (places/autocomplete-star.png)
-  skin/classic/browser/places/autocomplete-star@2x.png         (places/autocomplete-star@2x.png)
-  skin/classic/browser/places/autocomplete-star-win7.png       (places/autocomplete-star-win7.png)
-  skin/classic/browser/places/places.css                       (places/places.css)
-* skin/classic/browser/places/organizer.css                    (places/organizer.css)
-  skin/classic/browser/places/query.png                        (places/query.png)
-  skin/classic/browser/places/bookmarksMenu.png                (places/bookmarksMenu.png)
-  skin/classic/browser/places/bookmarksToolbar.png             (places/bookmarksToolbar.png)
-  skin/classic/browser/places/bookmarksToolbar-menuPanel.png   (places/bookmarksToolbar-menuPanel.png)
-  skin/classic/browser/places/bookmarks-notification-finish.png (places/bookmarks-notification-finish.png)
-  skin/classic/browser/places/calendar.png                     (places/calendar.png)
-  skin/classic/browser/places/toolbarDropMarker.png            (places/toolbarDropMarker.png)
-  skin/classic/browser/places/editBookmarkOverlay.css          (places/editBookmarkOverlay.css)
-  skin/classic/browser/places/libraryToolbar.png               (places/libraryToolbar.png)
-  skin/classic/browser/places/starred48.png                    (places/starred48.png)
-  skin/classic/browser/places/unstarred48.png                  (places/unstarred48.png)
-  skin/classic/browser/places/tag.png                          (places/tag.png)
-  skin/classic/browser/places/history.png                      (places/history.png)
-  skin/classic/browser/places/allBookmarks.png                 (places/allBookmarks.png)
-  skin/classic/browser/places/unsortedBookmarks.png            (places/unsortedBookmarks.png)
-  skin/classic/browser/places/downloads.png                    (places/downloads.png)
-  skin/classic/browser/places/livemark-item.png                (places/livemark-item.png)
-  skin/classic/browser/preferences/alwaysAsk.png               (preferences/alwaysAsk.png)
-  skin/classic/browser/preferences/application.png             (preferences/application.png)
-  skin/classic/browser/preferences/saveFile.png                (preferences/saveFile.png)
-  skin/classic/browser/preferences/preferences.css             (preferences/preferences.css)
-* skin/classic/browser/preferences/in-content/preferences.css  (preferences/in-content/preferences.css)
-* skin/classic/browser/preferences/in-content/dialog.css       (preferences/in-content/dialog.css)
-  skin/classic/browser/preferences/applications.css            (preferences/applications.css)
-  skin/classic/browser/tabbrowser/newtab.svg                   (tabbrowser/newtab.svg)
-  skin/classic/browser/tabbrowser/newtab-win7.svg              (tabbrowser/newtab-win7.svg)
-  skin/classic/browser/tabbrowser/newtab-inverted.svg          (tabbrowser/newtab-inverted.svg)
-  skin/classic/browser/tabbrowser/newtab-inverted-win7.svg     (tabbrowser/newtab-inverted-win7.svg)
-  skin/classic/browser/tabbrowser/tab-active-middle.png        (tabbrowser/tab-active-middle.png)
-  skin/classic/browser/tabbrowser/tab-active-middle@2x.png     (tabbrowser/tab-active-middle@2x.png)
-  skin/classic/browser/tabbrowser/tab-arrow-left.svg           (tabbrowser/tab-arrow-left.svg)
-  skin/classic/browser/tabbrowser/tab-arrow-left-win7.svg      (tabbrowser/tab-arrow-left-win7.svg)
-  skin/classic/browser/tabbrowser/tab-arrow-left-inverted.svg  (tabbrowser/tab-arrow-left-inverted.svg)
-  skin/classic/browser/tabbrowser/tab-background-start.png     (tabbrowser/tab-background-start.png)
-  skin/classic/browser/tabbrowser/tab-background-start@2x.png  (tabbrowser/tab-background-start@2x.png)
-  skin/classic/browser/tabbrowser/tab-background-middle.png    (tabbrowser/tab-background-middle.png)
-  skin/classic/browser/tabbrowser/tab-background-middle@2x.png (tabbrowser/tab-background-middle@2x.png)
-  skin/classic/browser/tabbrowser/tab-background-end.png       (tabbrowser/tab-background-end.png)
-  skin/classic/browser/tabbrowser/tab-background-end@2x.png    (tabbrowser/tab-background-end@2x.png)
-  skin/classic/browser/tabbrowser/tab-background-start-preWin10.png     (tabbrowser/tab-background-start-preWin10.png)
-  skin/classic/browser/tabbrowser/tab-background-start-preWin10@2x.png  (tabbrowser/tab-background-start-preWin10@2x.png)
-  skin/classic/browser/tabbrowser/tab-background-middle-preWin10.png    (tabbrowser/tab-background-middle-preWin10.png)
-  skin/classic/browser/tabbrowser/tab-background-middle-preWin10@2x.png (tabbrowser/tab-background-middle-preWin10@2x.png)
-  skin/classic/browser/tabbrowser/tab-background-end-preWin10.png       (tabbrowser/tab-background-end-preWin10.png)
-  skin/classic/browser/tabbrowser/tab-background-end-preWin10@2x.png    (tabbrowser/tab-background-end-preWin10@2x.png)
-
-# NOTE: The following two files (tab-selected-end.svg, tab-selected-start.svg) get pre-processed in
-#       Makefile.in with a non-default marker of "%" and the result of that gets packaged.
-  skin/classic/browser/tabbrowser/tab-selected-end.svg         (tab-selected-end.svg)
-  skin/classic/browser/tabbrowser/tab-selected-start.svg       (tab-selected-start.svg)
-
-  skin/classic/browser/tabbrowser/tab-stroke-end.png           (tabbrowser/tab-stroke-end.png)
-  skin/classic/browser/tabbrowser/tab-stroke-end@2x.png        (tabbrowser/tab-stroke-end@2x.png)
-  skin/classic/browser/tabbrowser/tab-stroke-start.png         (tabbrowser/tab-stroke-start.png)
-  skin/classic/browser/tabbrowser/tab-stroke-start@2x.png      (tabbrowser/tab-stroke-start@2x.png)
-  skin/classic/browser/tabbrowser/tabDragIndicator.png         (tabbrowser/tabDragIndicator.png)
-  skin/classic/browser/sync-16.png
-  skin/classic/browser/sync-32.png
-  skin/classic/browser/sync-128.png
-  skin/classic/browser/sync-bg.png
-  skin/classic/browser/sync-desktopIcon.svg  (../shared/sync-desktopIcon.svg)
-  skin/classic/browser/sync-horizontalbar.png
-  skin/classic/browser/sync-horizontalbar@2x.png
-  skin/classic/browser/sync-horizontalbar-win7.png
-  skin/classic/browser/sync-horizontalbar-win7@2x.png
-  skin/classic/browser/sync-mobileIcon.svg  (../shared/sync-mobileIcon.svg)
-  skin/classic/browser/sync-notification-24.png
-  skin/classic/browser/syncSetup.css
-  skin/classic/browser/syncCommon.css
-  skin/classic/browser/syncQuota.css
-  skin/classic/browser/syncProgress-horizontalbar.png
-  skin/classic/browser/syncProgress-horizontalbar@2x.png
-  skin/classic/browser/syncProgress-horizontalbar-win7.png
-  skin/classic/browser/syncProgress-horizontalbar-win7@2x.png
-  skin/classic/browser/syncProgress-menuPanel.png
-  skin/classic/browser/syncProgress-menuPanel@2x.png
-  skin/classic/browser/syncProgress-toolbar.png
-  skin/classic/browser/syncProgress-toolbar@2x.png
-  skin/classic/browser/syncProgress-toolbar-inverted.png
-  skin/classic/browser/syncProgress-toolbar-inverted@2x.png
-  skin/classic/browser/syncProgress-toolbar-win7.png
-  skin/classic/browser/syncProgress-toolbar-win7@2x.png
-
-[extensions/{972ce4c6-7e08-4474-a285-3208198ce6fd}] chrome.jar:
-% override chrome://browser/skin/page-livemarks.png                   chrome://browser/skin/feeds/feedIcon16.png
-% override chrome://browser/skin/feeds/audioFeedIcon.png              chrome://browser/skin/feeds/feedIcon.png
-% override chrome://browser/skin/feeds/audioFeedIcon16.png            chrome://browser/skin/feeds/feedIcon16.png
-% override chrome://browser/skin/feeds/videoFeedIcon.png              chrome://browser/skin/feeds/feedIcon.png
-% override chrome://browser/skin/feeds/videoFeedIcon16.png            chrome://browser/skin/feeds/feedIcon16.png
-
-% override chrome://browser/skin/aboutSessionRestore-window-icon.png  chrome://browser/skin/preferences/application.png                 os!=WINNT
-
-% override chrome://browser/skin/actionicon-tab.png                   chrome://browser/skin/actionicon-tab-win7.png                 os=WINNT osversion<=6.1
-% override chrome://browser/skin/privatebrowsing-mask-tabstrip.png    chrome://browser/skin/privatebrowsing-mask-tabstrip-win7.png  os=WINNT osversion<=6.1
-% override chrome://browser/skin/privatebrowsing-mask-titlebar.png    chrome://browser/skin/privatebrowsing-mask-titlebar-win7.png  os=WINNT osversion<=6.1
-% override chrome://browser/skin/reload-stop-go.png                   chrome://browser/skin/reload-stop-go-win7.png                 os=WINNT osversion<=6.1
-% override chrome://browser/skin/reload-stop-go@2x.png                chrome://browser/skin/reload-stop-go-win7@2x.png              os=WINNT osversion<=6.1
-% override chrome://browser/skin/sync-horizontalbar.png               chrome://browser/skin/sync-horizontalbar-win7.png             os=WINNT osversion<=6.1
-% override chrome://browser/skin/sync-horizontalbar@2x.png            chrome://browser/skin/sync-horizontalbar-win7@2x.png          os=WINNT osversion<=6.1
-% override chrome://browser/skin/syncProgress-horizontalbar.png       chrome://browser/skin/syncProgress-horizontalbar-win7.png     os=WINNT osversion<=6.1
-% override chrome://browser/skin/syncProgress-horizontalbar@2x.png    chrome://browser/skin/syncProgress-horizontalbar-win7@2x.png  os=WINNT osversion<=6.1
-% override chrome://browser/skin/syncProgress-toolbar.png             chrome://browser/skin/syncProgress-toolbar-win7.png           os=WINNT osversion<=6.1
-% override chrome://browser/skin/syncProgress-toolbar@2x.png          chrome://browser/skin/syncProgress-toolbar-win7@2x.png        os=WINNT osversion<=6.1
-% override chrome://browser/skin/toolbarbutton-dropdown-arrow.png     chrome://browser/skin/toolbarbutton-dropdown-arrow-win7.png   os=WINNT osversion<=6.1
-% override chrome://browser/skin/urlbar-history-dropmarker.png        chrome://browser/skin/urlbar-history-dropmarker-win7.png      os=WINNT osversion<=6.1
-% override chrome://browser/skin/urlbar-history-dropmarker@2x.png     chrome://browser/skin/urlbar-history-dropmarker-win7@2x.png   os=WINNT osversion<=6.1
-% override chrome://browser/skin/downloads/download-glow-menuPanel.png  chrome://browser/skin/downloads/download-glow-menuPanel-win7.png os=WINNT osversion<=6.1
-% override chrome://browser/skin/places/autocomplete-star.png         chrome://browser/skin/places/autocomplete-star-win7.png       os=WINNT osversion<=6.1
-% override chrome://browser/skin/tabbrowser/newtab.svg                chrome://browser/skin/tabbrowser/newtab-win7.svg              os=WINNT osversion<=6.1
-% override chrome://browser/skin/tabbrowser/newtab-inverted.svg       chrome://browser/skin/tabbrowser/newtab-inverted-win7.svg     os=WINNT osversion<=6.1
-% override chrome://browser/skin/tabbrowser/tab-arrow-left.svg        chrome://browser/skin/tabbrowser/tab-arrow-left-win7.svg      os=WINNT osversion<=6.1
-
-% override chrome://browser/skin/Toolbar@2x.png                       chrome://browser/skin/Toolbar-win7@2x.png                         os=WINNT osversion=6.1
-% override chrome://browser/skin/Toolbar@2x.png                       chrome://browser/skin/Toolbar-win8@2x.png                         os=WINNT osversion=6.2
-% override chrome://browser/skin/Toolbar@2x.png                       chrome://browser/skin/Toolbar-win8@2x.png                         os=WINNT osversion=6.3
-% override chrome://browser/skin/Toolbar.png                          chrome://browser/skin/Toolbar-win7.png                            os=WINNT osversion=6.1
-% override chrome://browser/skin/Toolbar.png                          chrome://browser/skin/Toolbar-win8.png                            os=WINNT osversion=6.2
-% override chrome://browser/skin/Toolbar.png                          chrome://browser/skin/Toolbar-win8.png                            os=WINNT osversion=6.3
-
-% override chrome://browser/skin/tabbrowser/tab-background-start.png     chrome://browser/skin/tabbrowser/tab-background-start-preWin10.png     os=WINNT osversion<=6.3
-% override chrome://browser/skin/tabbrowser/tab-background-start@2x.png  chrome://browser/skin/tabbrowser/tab-background-start-preWin10@2x.png  os=WINNT osversion<=6.3
-% override chrome://browser/skin/tabbrowser/tab-background-middle.png    chrome://browser/skin/tabbrowser/tab-background-middle-preWin10.png    os=WINNT osversion<=6.3
-% override chrome://browser/skin/tabbrowser/tab-background-middle@2x.png chrome://browser/skin/tabbrowser/tab-background-middle-preWin10@2x.png os=WINNT osversion<=6.3
-% override chrome://browser/skin/tabbrowser/tab-background-end.png       chrome://browser/skin/tabbrowser/tab-background-end-preWin10.png       os=WINNT osversion<=6.3
-% override chrome://browser/skin/tabbrowser/tab-background-end@2x.png    chrome://browser/skin/tabbrowser/tab-background-end-preWin10@2x.png    os=WINNT osversion<=6.3
diff --git a/browser/themes/windows/keyhole-forward-mask.svg b/browser/themes/windows/keyhole-forward-mask.svg
deleted file mode 100644
index 051f6d87c..000000000
--- a/browser/themes/windows/keyhole-forward-mask.svg
+++ /dev/null
@@ -1,14 +0,0 @@
-<?xml version="1.0"?>
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg xmlns="http://www.w3.org/2000/svg">
-  <mask id="mask" maskContentUnits="objectBoundingBox">
-    <rect x="0" y="0" width="1" height="1" fill="#fff"/>
-    <circle cx="-0.46" cy="0.5" r="0.63"/>
-  </mask>
-  <mask id="mask-hover" maskContentUnits="objectBoundingBox">
-    <rect x="0" y="0" width="1" height="1" fill="#fff"/>
-    <circle cx="-0.35" cy="0.5" r="0.58"/>
-  </mask>
-</svg>
diff --git a/browser/themes/windows/livemark-folder.png b/browser/themes/windows/livemark-folder.png
deleted file mode 100644
index 0be774e63..000000000
--- a/browser/themes/windows/livemark-folder.png
+++ /dev/null
diff --git a/browser/themes/windows/loop/toolbar-win10.png b/browser/themes/windows/loop/toolbar-win10.png
deleted file mode 100644
index 59337608d..000000000
--- a/browser/themes/windows/loop/toolbar-win10.png
+++ /dev/null
diff --git a/browser/themes/windows/loop/toolbar-win10@2x.png b/browser/themes/windows/loop/toolbar-win10@2x.png
deleted file mode 100644
index b87e1ffa3..000000000
--- a/browser/themes/windows/loop/toolbar-win10@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/menu-back.png b/browser/themes/windows/menu-back.png
deleted file mode 100644
index 7c1d4620a..000000000
--- a/browser/themes/windows/menu-back.png
+++ /dev/null
diff --git a/browser/themes/windows/menu-forward.png b/browser/themes/windows/menu-forward.png
deleted file mode 100644
index 82cd87483..000000000
--- a/browser/themes/windows/menu-forward.png
+++ /dev/null
diff --git a/browser/themes/windows/menuPanel-customize.png b/browser/themes/windows/menuPanel-customize.png
deleted file mode 100644
index 161426f89..000000000
--- a/browser/themes/windows/menuPanel-customize.png
+++ /dev/null
diff --git a/browser/themes/windows/menuPanel-customize@2x.png b/browser/themes/windows/menuPanel-customize@2x.png
deleted file mode 100644
index 5ce3b766a..000000000
--- a/browser/themes/windows/menuPanel-customize@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/menuPanel-exit.png b/browser/themes/windows/menuPanel-exit.png
deleted file mode 100644
index 8daaffe95..000000000
--- a/browser/themes/windows/menuPanel-exit.png
+++ /dev/null
diff --git a/browser/themes/windows/menuPanel-exit@2x.png b/browser/themes/windows/menuPanel-exit@2x.png
deleted file mode 100644
index d48426546..000000000
--- a/browser/themes/windows/menuPanel-exit@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/menuPanel-help.png b/browser/themes/windows/menuPanel-help.png
deleted file mode 100644
index 2f2b010bc..000000000
--- a/browser/themes/windows/menuPanel-help.png
+++ /dev/null
diff --git a/browser/themes/windows/menuPanel-help@2x.png b/browser/themes/windows/menuPanel-help@2x.png
deleted file mode 100644
index b8f0a80fa..000000000
--- a/browser/themes/windows/menuPanel-help@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/monitor.png b/browser/themes/windows/monitor.png
deleted file mode 100644
index 3c26d2674..000000000
--- a/browser/themes/windows/monitor.png
+++ /dev/null
diff --git a/browser/themes/windows/monitor_16-10.png b/browser/themes/windows/monitor_16-10.png
deleted file mode 100644
index 06d91ea37..000000000
--- a/browser/themes/windows/monitor_16-10.png
+++ /dev/null
diff --git a/browser/themes/windows/moz.build b/browser/themes/windows/moz.build
deleted file mode 100644
index b787ab08e..000000000
--- a/browser/themes/windows/moz.build
+++ /dev/null
@@ -1,13 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-DIRS += ['communicator']
-
-JAR_MANIFESTS += ['jar.mn']
-
-DEFINES['CAN_DRAW_IN_TITLEBAR'] = 1
-
-include('../tab-svgs.mozbuild')
diff --git a/browser/themes/windows/newtab/newTab.css b/browser/themes/windows/newtab/newTab.css
deleted file mode 100644
index 0f7aae6de..000000000
--- a/browser/themes/windows/newtab/newTab.css
+++ /dev/null
@@ -1,20 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../shared/newtab/newTab.inc.css
-
-
-.newtab-undo-button {
-  color: rgb(0,102,204);
-}
-
-.newtab-undo-button > .button-box {
-  padding: 0;
-}
-
-.newtab-title {
-  font: message-box;
-  font-size: 13px;
-  line-height: 30px;
-}
diff --git a/browser/themes/windows/pageInfo.css b/browser/themes/windows/pageInfo.css
deleted file mode 100644
index 97d7615c1..000000000
--- a/browser/themes/windows/pageInfo.css
+++ /dev/null
@@ -1,262 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-@import "chrome://global/skin/";
-
-/* View buttons */
-#viewGroup {
-  padding-inline-start: 10px;
-}
-
-#viewGroup > radio {
-  list-style-image: url("chrome://browser/skin/pageInfo.png");
-  -moz-box-orient: vertical;
-  -moz-box-align: center;
-  -moz-appearance: none;
-  padding: 5px 3px 1px 3px;
-  margin: 0 1px;
-  min-width: 4.5em;
-}
-
-#viewGroup > radio:hover {
-  background-color: #E0E8F6;
-  color: black;
-}
-
-#viewGroup > radio[selected="true"] {
-  background-color: #C1D2EE;
-  color: black;
-}
-
-#topBar {
-  border-bottom: 2px groove ThreeDFace;
-  padding-inline-start: 10px;
-  background-color: -moz-Field;
-  color: -moz-FieldText;
-}
-
-#generalTab {
-  -moz-image-region: rect(0px, 32px, 32px, 0px)
-}
-
-#generalTab:hover, #generalTab[selected="true"] {
-  -moz-image-region: rect(32px, 32px, 64px, 0px)
-}
-
-#mediaTab {
-  -moz-image-region: rect(0px, 64px, 32px, 32px)
-}
-
-#mediaTab:hover, #mediaTab[selected="true"] {
-  -moz-image-region: rect(32px, 64px, 64px, 32px)
-}
-
-#feedTab {
-  -moz-image-region: rect(0px, 96px, 32px, 64px)
-}
-
-#feedTab:hover, #feedTab[selected="true"] {
-  -moz-image-region: rect(32px, 96px, 64px, 64px)
-}
-
-#permTab {
-  -moz-image-region: rect(0px, 128px, 32px, 96px)
-}
-
-#permTab:hover, #permTab[selected="true"] {
-  -moz-image-region: rect(32px, 128px, 64px, 96px)
-}
-
-#securityTab {
-  -moz-image-region: rect(0px, 160px, 32px, 128px)
-}
-
-#securityTab:hover, #securityTab[selected="true"] {
-  -moz-image-region: rect(32px, 160px, 64px, 128px)
-}
-
-deck {
-  padding: 10px 10px 10px 10px;
-}
-
-/* Misc */
-tree {
-  margin: .5em;
-}
-
-.gridSeparator {
-  width: .5em;
-}
-
-textbox {
-  background: transparent !important;
-  border: none;
-  padding: 0px;
-  margin-top: 1px;
-  -moz-appearance: none;
-}
-
-textbox.header {
-  margin-inline-start: 0;
-}
-
-.iframe {
-  margin: .5em;
-  background: white;
-  overflow: auto;
-}
-
-.fixedsize {
-  height: 8.5em;
-}
-
-textbox[disabled] {
-  font-style: italic;
-}
-
-/* General Tab */
-groupbox.collapsable caption .caption-icon {
-  width: 9px;
-  height: 9px;
-  background-repeat: no-repeat;
-  background-position: center;
-  margin-inline-start: 2px;
-  margin-inline-end: 2px;
-  background-image: url("chrome://global/skin/tree/twisty.svg#open");
-}
-
-groupbox.collapsable[closed="true"] {
-  border: none;
-  margin-bottom: 9px;
-  -moz-appearance: none;
-}
-
-groupbox.collapsable[closed="true"] caption .caption-icon {
-  background-image: url("chrome://global/skin/tree/twisty.svg#clsd");
-}
-
-groupbox tree {
-  margin: 0 3px;
-  border: none;
-}
-
-#securityBox description {
-  margin-inline-start: 10px;
-}
-
-#general-security-identity {
-  white-space: pre-wrap;
-  line-height: 2em;
-}
-
-/* Media Tab */
-#imagetree {
-  min-height: 10em;
-  margin-bottom: 0;
-}
-
-#mediaSplitter {
-  border-style: none;
-  background: none;
-  height: .8em;
-}
-
-#mediaGrid {
-  min-height: 9em;
-}
-
-#mediaLabelColumn {
-  min-width: 10em;
-}
-
-#thepreviewimage {
-  margin: 1em;
-}
-
-treechildren::-moz-tree-cell-text(broken) {
-  font-style: italic;
-  color: graytext;
-}
-
-/* Feeds Tab */
-#feedtree {
-  margin-bottom: 0px;
-}
-
-#feedListbox richlistitem {
-  padding-top: 6px;
-  padding-bottom: 6px;
-  padding-inline-start: 7px;
-  padding-inline-end: 7px;
-  min-height: 25px;
-  border-bottom: 1px dotted #C0C0C0;
-}
-
-#feedListbox richlistitem[selected="true"] {
-  background-color: -moz-Dialog;
-  color: -moz-DialogText;
-}
-
-#feedListbox {
-  border: 2px solid;
-  -moz-border-top-colors: ThreeDShadow ThreeDDarkShadow;
-  -moz-border-right-colors: ThreeDHighlight ThreeDLightShadow;
-  -moz-border-bottom-colors: ThreeDHighlight ThreeDLightShadow;
-  -moz-border-left-colors: ThreeDShadow ThreeDDarkShadow;
-}
-
-.feedTitle {
-  font-weight: bold;
-}
-
-/* Permissions Tab */
-#permList {
-  margin-top: .5em;
-  overflow: auto;
-  border: 2px solid;
-  -moz-border-top-colors: ThreeDShadow ThreeDDarkShadow;
-  -moz-border-right-colors: ThreeDHighlight ThreeDLightShadow;
-  -moz-border-bottom-colors: ThreeDHighlight ThreeDLightShadow;
-  -moz-border-left-colors: ThreeDShadow ThreeDDarkShadow;
-  background-color: -moz-field;
-}
-
-.permission {
-  padding-top: 6px;
-  padding-bottom: 6px;
-  padding-inline-start: 7px;
-  padding-inline-end: 7px;
-  min-height: 25px;
-  border-bottom: 1px dotted #C0C0C0;
-}
-
-.permissionLabel {
-  font-weight: bold;
-}
-
-.permission:hover {
-  background-color: -moz-dialog;
-}
-
-/* Security Tab */
-#securityPanel .caption-icon {
-  display: none;
-}
-
-#securityPanel .header {
-  font-size: 120%;
-}
-
-#securityPanel .fieldLabel {
-  margin: 2px 10px 3px;
-}
-
-#securityPanel .fieldValue {
-  font-weight: bold;
-  margin: 2px 10px 3px;
-}
-
-#securityPanel row {
-  -moz-box-align: center;
-}
diff --git a/browser/themes/windows/pageInfo.png b/browser/themes/windows/pageInfo.png
deleted file mode 100644
index bc1b97c55..000000000
--- a/browser/themes/windows/pageInfo.png
+++ /dev/null
diff --git a/browser/themes/windows/places/allBookmarks.png b/browser/themes/windows/places/allBookmarks.png
deleted file mode 100644
index 5331798e3..000000000
--- a/browser/themes/windows/places/allBookmarks.png
+++ /dev/null
diff --git a/browser/themes/windows/places/autocomplete-star-win7.png b/browser/themes/windows/places/autocomplete-star-win7.png
deleted file mode 100644
index af694e91c..000000000
--- a/browser/themes/windows/places/autocomplete-star-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/places/autocomplete-star.png b/browser/themes/windows/places/autocomplete-star.png
deleted file mode 100644
index 9ba69f727..000000000
--- a/browser/themes/windows/places/autocomplete-star.png
+++ /dev/null
diff --git a/browser/themes/windows/places/autocomplete-star@2x.png b/browser/themes/windows/places/autocomplete-star@2x.png
deleted file mode 100644
index f30523e3d..000000000
--- a/browser/themes/windows/places/autocomplete-star@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/places/bookmarks-notification-finish.png b/browser/themes/windows/places/bookmarks-notification-finish.png
deleted file mode 100644
index 1e3f565f9..000000000
--- a/browser/themes/windows/places/bookmarks-notification-finish.png
+++ /dev/null
diff --git a/browser/themes/windows/places/bookmarksMenu.png b/browser/themes/windows/places/bookmarksMenu.png
deleted file mode 100644
index 84032e1f0..000000000
--- a/browser/themes/windows/places/bookmarksMenu.png
+++ /dev/null
diff --git a/browser/themes/windows/places/bookmarksToolbar-menuPanel.png b/browser/themes/windows/places/bookmarksToolbar-menuPanel.png
deleted file mode 100644
index 7cbe93d7a..000000000
--- a/browser/themes/windows/places/bookmarksToolbar-menuPanel.png
+++ /dev/null
diff --git a/browser/themes/windows/places/bookmarksToolbar.png b/browser/themes/windows/places/bookmarksToolbar.png
deleted file mode 100644
index 70bba1457..000000000
--- a/browser/themes/windows/places/bookmarksToolbar.png
+++ /dev/null
diff --git a/browser/themes/windows/places/calendar.png b/browser/themes/windows/places/calendar.png
deleted file mode 100644
index 4127e5988..000000000
--- a/browser/themes/windows/places/calendar.png
+++ /dev/null
diff --git a/browser/themes/windows/places/downloads.png b/browser/themes/windows/places/downloads.png
deleted file mode 100644
index f21a170cf..000000000
--- a/browser/themes/windows/places/downloads.png
+++ /dev/null
diff --git a/browser/themes/windows/places/editBookmarkOverlay.css b/browser/themes/windows/places/editBookmarkOverlay.css
deleted file mode 100644
index 3d67cd3f4..000000000
--- a/browser/themes/windows/places/editBookmarkOverlay.css
+++ /dev/null
@@ -1,80 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/**** folder menulist ****/
-.folder-icon > .menulist-label-box > .menulist-icon {
-  width: 16px;
-  height: 16px;
-}
-
-.folder-icon > .menu-iconic-left {
-  display: -moz-box;
-}
-
-.folder-icon {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png") !important;
-  -moz-image-region: rect(0px, 32px, 16px, 16px) !important;
-}
-
-
-/**** expanders ****/
-
-.expander-up,
-.expander-down {
-  min-width: 0;
-  margin: 0;
-  margin-inline-end: 4px;
-}
-
-.expander-up > .button-box,
-.expander-down > .button-box {
-  padding: 0;
-}
-
-.expander-up {
-  list-style-image: url("chrome://global/skin/icons/collapse.png");
-}
-
-.expander-down {
-  list-style-image: url("chrome://global/skin/icons/expand.png");
-}
-
-#editBookmarkPanelContent {
-  min-width: 23em;
-}
-
-#editBMPanel_folderTree {
-  margin-top: 2px;
-  margin-bottom: 2px;
-}
-
-/* Hide the value column of the tag autocomplete popup
- * leaving only the comment column visible. This is
- * so that only the tag being edited is shown in the
- * popup.
- */
-#editBMPanel_tagsField #treecolAutoCompleteValue {
-  visibility: collapse;
-}
-
-
-/* ::::: bookmark panel dropdown icons ::::: */
-
-#editBMPanel_folderMenuList[selectedIndex="0"],
-#editBMPanel_toolbarFolderItem {
-  list-style-image: url("chrome://browser/skin/places/bookmarksToolbar.png") !important;
-  -moz-image-region: auto !important;
-}
-
-#editBMPanel_folderMenuList[selectedIndex="1"],
-#editBMPanel_bmRootItem {
-  list-style-image: url("chrome://browser/skin/places/bookmarksMenu.png") !important;
-  -moz-image-region: auto !important;
-}
-
-#editBMPanel_folderMenuList[selectedIndex="2"],
-#editBMPanel_unfiledRootItem {
-  list-style-image: url("chrome://browser/skin/places/unsortedBookmarks.png") !important;
-  -moz-image-region: auto !important;
-}
diff --git a/browser/themes/windows/places/history.png b/browser/themes/windows/places/history.png
deleted file mode 100644
index 656626930..000000000
--- a/browser/themes/windows/places/history.png
+++ /dev/null
diff --git a/browser/themes/windows/places/libraryToolbar.png b/browser/themes/windows/places/libraryToolbar.png
deleted file mode 100644
index 31cee7a49..000000000
--- a/browser/themes/windows/places/libraryToolbar.png
+++ /dev/null
diff --git a/browser/themes/windows/places/livemark-item.png b/browser/themes/windows/places/livemark-item.png
deleted file mode 100644
index 4522a20ae..000000000
--- a/browser/themes/windows/places/livemark-item.png
+++ /dev/null
diff --git a/browser/themes/windows/places/organizer.css b/browser/themes/windows/places/organizer.css
deleted file mode 100644
index 9ae4c8370..000000000
--- a/browser/themes/windows/places/organizer.css
+++ /dev/null
@@ -1,202 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../windowsShared.inc
-%filter substitution
-
-/* Toolbar */
-#placesToolbar {
-  padding: 3px;
-  padding-inline-end: 6px;
-}
-
-#placesToolbar > toolbarbutton[disabled] > .toolbarbutton-icon {
-  opacity: .4;
-}
-
-#back-button,
-#forward-button {
-  list-style-image: url("chrome://browser/skin/Toolbar.png");
-}
-
-#back-button {
-  -moz-image-region: rect(0, 54px, 18px, 36px);
-}
-
-#forward-button {
-  -moz-image-region: rect(0, 72px, 18px, 54px);
-}
-
-#back-button:-moz-locale-dir(rtl) > .toolbarbutton-icon,
-#forward-button:-moz-locale-dir(rtl) > .toolbarbutton-icon {
-  transform: scaleX(-1);
-}
-
-/* Menu */
-#placesMenu {
-  margin-inline-start: 6px;
-  -moz-appearance: none;
-  border: none;
-}
-
-#placesMenu > menu {
-  padding-inline-start: 4px;
-  padding-inline-end: 1px;
-  padding-top: 2px;
-  padding-bottom: 2px;
-  -moz-appearance: toolbarbutton;
-%ifdef XP_WIN
-% use standard menu colors on OS/2
-  color: -moz-DialogText;
-%endif
-  border: 1px solid transparent;
-}
-
-#placesMenu > menu[_moz-menuactive="true"] {
-  background-color: transparent;
-}
-
-#placesMenu > menu:hover {
-  border-color: ThreeDHighlight ThreeDShadow ThreeDShadow ThreeDHighlight;
-}
-
-#placesMenu > menu[open="true"] {
-  border-color: ThreeDShadow ThreeDHighlight ThreeDHighlight ThreeDShadow;
-  padding-inline-start: 5px;
-  padding-inline-end: 0px;
-  padding-top: 3px;
-  padding-bottom: 1px;
-}
-
-#placesMenu > menu > .menubar-text {
-  padding-inline-end: 8px;
-  background: url(chrome://global/skin/arrow/arrow-dn.gif) right center no-repeat;
-}
-
-#placesMenu > menu > .menubar-text:-moz-locale-dir(rtl) {
-  background-position: left center;
-}
-
-/* organize, view and maintenance buttons icons */
-#organizeButton, 
-#viewMenu, 
-#maintenanceButton {
-  list-style-image: url("chrome://browser/skin/places/libraryToolbar.png");
-}
-
-/* organize button */
-#organizeButton {
-  -moz-image-region: rect(0px, 16px, 16px, 0px);
-}
-#organizeButton:hover,
-#organizeButton[open="true"] {
-  -moz-image-region: rect(16px, 16px, 32px, 0px);
-}
-
-/* view button */
-#viewMenu {
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-#viewMenu:hover,
-#viewMenu[open="true"] {
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-/* maintenance button */
-#maintenanceButton {
-  -moz-image-region: rect(0px, 48px, 16px, 32px);
-}
-#maintenanceButton:hover,
-#maintenanceButton[open="true"] {
-  -moz-image-region: rect(16px, 48px, 32px, 32px);
-}
-
-/* Info box */
-#detailsDeck {
-  border-top: 1px solid ThreeDShadow;
-  padding: 5px;
-}
-
-#infoBoxExpanderLabel {
-  padding-inline-start: 2px;
-}
-
-#searchFilter {
-  margin: 0;
-}
-
-/**
- * Downloads pane
- */
-
-#clearDownloadsButton > .toolbarbutton-icon {
-  display: none;
-}
-
-#clearDownloadsButton {
-  padding-inline-start: 9px;
-  padding-inline-end: 9px;
-}
-
-@media not all and (-moz-windows-classic) {
-  #placesToolbox {
-    -moz-appearance: none;
-    background-color: transparent;
-  }
-
-  #placesToolbar {
-    -moz-appearance: none;
-    background-color: -moz-Dialog;
-    color: -moz-dialogText;
-  }
-}
-
-@media (-moz-windows-default-theme) {
-  #placesView > splitter {
-    border: 0;
-    border-inline-end: 1px solid #A9B7C9;
-    min-width: 0;
-    width: 3px;
-    background-color: transparent;
-    margin-inline-start: -3px;
-    position: relative;
-  }
-}
-
-@media (-moz-windows-glass) {
-  #placesToolbox {
-    border-top: none;
-  }
-
-  #placesToolbar {
-    background-image: linear-gradient(@toolbarHighlight@, transparent);
-  }
-}
-
-@media (-moz-windows-default-theme) and (-moz-os-version: windows-win7) {
-  #placesView,
-  #infoPane,
-  #placesList,
-  #placeContent {
-    background-color: #EEF3FA;
-  }
-
-  #placesToolbar {
-    background-color: @customToolbarColor@;
-    color: black;
-  }
-
-  #detailsDeck {
-    border-top-color: #A9B7C9;
-  }
-
-  #searchFilter {
-    -moz-appearance: none;
-    padding: 2px;
-    padding-inline-start: 4px;
-    background-clip: padding-box;
-    border: 1px solid rgba(0,0,0,.32);
-    border-radius: 2px;
-  }
-}
diff --git a/browser/themes/windows/places/places.css b/browser/themes/windows/places/places.css
deleted file mode 100644
index 769cfcc25..000000000
--- a/browser/themes/windows/places/places.css
+++ /dev/null
@@ -1,172 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/* Sidebars */
-.sidebar-placesTree {
-  -moz-appearance: none;
-  border: 0;
-  margin: 0;
-  border-top: 1px solid ThreeDShadow;
-}
-
-.sidebar-placesTreechildren::-moz-tree-cell(leaf) ,
-.sidebar-placesTreechildren::-moz-tree-image(leaf) {
-  cursor: pointer;
-}
-
-.sidebar-placesTreechildren::-moz-tree-cell-text(leaf, hover) {
-  cursor: pointer;
-  text-decoration: underline;
-}
-
-.sidebar-placesTreechildren::-moz-tree-cell(separator) {
-  cursor: default;
-}
-
-@media (-moz-windows-default-theme) {
-  .sidebar-placesTree {
-    background-color: transparent;
-    border-top: none;
-  }
-
-  .sidebar-placesTreechildren::-moz-tree-cell-text(leaf, hover) {
-    text-decoration: none;
-  }
-
-  @media (-moz-os-version: windows-win7) {
-    #bookmarksPanel,
-    #history-panel,
-    #tabs-panel {
-      background-color: #EEF3FA;
-    }
-  }
-}
-
-/* Trees */
-treechildren::-moz-tree-image(title) {
-  list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
-  padding-right: 2px;
-  margin: 0px 2px;
-  width: 16px;
-  height: 16px;
-}
-
-treechildren::-moz-tree-image(title, livemarkItem) {
-  list-style-image: url("chrome://browser/skin/places/livemark-item.png");
-  -moz-image-region: rect(0px, 16px, 16px, 0px);
-}
-
-treechildren::-moz-tree-image(title, livemarkItem, visited) {
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-treechildren::-moz-tree-image(title, separator) {
-  list-style-image: none;
-  width: 0;
-  height: 0;
-}
-
-treechildren::-moz-tree-image(title, container) {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-treechildren::-moz-tree-image(title, open) {
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-treechildren::-moz-tree-image(title, container, livemark) {
-  list-style-image: url("chrome://browser/skin/livemark-folder.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(container, OrganizerQuery_AllBookmarks) {
-  list-style-image: url("chrome://browser/skin/places/allBookmarks.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(container, OrganizerQuery_BookmarksToolbar) {
-  list-style-image: url("chrome://browser/skin/places/bookmarksToolbar.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(container, OrganizerQuery_BookmarksMenu) {
-  list-style-image: url("chrome://browser/skin/places/bookmarksMenu.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(container, OrganizerQuery_UnfiledBookmarks) {
-  list-style-image: url("chrome://browser/skin/places/unsortedBookmarks.png");
-  -moz-image-region: auto;
-}
-
-/* query-nodes should be styled even if they're not expandable */
-treechildren::-moz-tree-image(title, query) {
-  list-style-image: url("chrome://browser/skin/places/query.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(title, query, tagContainer),
-treechildren::-moz-tree-image(query, OrganizerQuery_Tags) {
-  list-style-image: url("chrome://browser/skin/places/tag.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(query, OrganizerQuery_Downloads) {
-  list-style-image: url("chrome://browser/skin/places/downloads.png");
-  -moz-image-region: auto;
-}
-
-/* calendar icon for folders grouping items by date */
-treechildren::-moz-tree-image(title, query, dayContainer) {
-  list-style-image: url("chrome://browser/skin/places/calendar.png");
-  -moz-image-region: auto;
-}
-
-treechildren::-moz-tree-image(title, query, hostContainer) {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-treechildren::-moz-tree-image(title, query, hostContainer, open) {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-treechildren::-moz-tree-image(title, query, OrganizerQuery_History) {
-  list-style-image: url("chrome://browser/skin/places/history.png");
-}
-
-/* We want some queries to look like ordinary folders. This must come
-   after the (title, query) selector, or it would get overridden. */
-treechildren::-moz-tree-image(title, query, folder) {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png");
-  -moz-image-region: rect(0px, 32px, 16px, 16px);
-}
-
-treechildren::-moz-tree-image(title, query, folder, open) {
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-treechildren::-moz-tree-image(cutting) {
-  opacity: 0.5;
-}
-
-treechildren::-moz-tree-cell-text(cutting) {
-  opacity: 0.7;
-}
-
-/* Browser Sidebars */
-
-/* Default button vert. margins are 1px/2px, and this can cause misalignment */
-#viewButton {
-  margin-top: 2px;
-  margin-bottom: 2px;
-}
-
-#viewButton > .button-box > .button-menu-dropmarker {
-  height: auto;
-  width: auto;
-  margin-inline-end: -3px;
-}
diff --git a/browser/themes/windows/places/query.png b/browser/themes/windows/places/query.png
deleted file mode 100644
index 18b65bd71..000000000
--- a/browser/themes/windows/places/query.png
+++ /dev/null
diff --git a/browser/themes/windows/places/starred48.png b/browser/themes/windows/places/starred48.png
deleted file mode 100644
index be9afdf3f..000000000
--- a/browser/themes/windows/places/starred48.png
+++ /dev/null
diff --git a/browser/themes/windows/places/tag.png b/browser/themes/windows/places/tag.png
deleted file mode 100644
index ebe70a6b9..000000000
--- a/browser/themes/windows/places/tag.png
+++ /dev/null
diff --git a/browser/themes/windows/places/toolbarDropMarker.png b/browser/themes/windows/places/toolbarDropMarker.png
deleted file mode 100644
index 6c1b61d30..000000000
--- a/browser/themes/windows/places/toolbarDropMarker.png
+++ /dev/null
diff --git a/browser/themes/windows/places/unsortedBookmarks.png b/browser/themes/windows/places/unsortedBookmarks.png
deleted file mode 100644
index b8d3e69ab..000000000
--- a/browser/themes/windows/places/unsortedBookmarks.png
+++ /dev/null
diff --git a/browser/themes/windows/places/unstarred48.png b/browser/themes/windows/places/unstarred48.png
deleted file mode 100644
index c287f0c4a..000000000
--- a/browser/themes/windows/places/unstarred48.png
+++ /dev/null
diff --git a/browser/themes/windows/preferences/alwaysAsk.png b/browser/themes/windows/preferences/alwaysAsk.png
deleted file mode 100644
index b2ee5c0ce..000000000
--- a/browser/themes/windows/preferences/alwaysAsk.png
+++ /dev/null
diff --git a/browser/themes/windows/preferences/application.png b/browser/themes/windows/preferences/application.png
deleted file mode 100644
index e4b09204e..000000000
--- a/browser/themes/windows/preferences/application.png
+++ /dev/null
diff --git a/browser/themes/windows/preferences/applications.css b/browser/themes/windows/preferences/applications.css
deleted file mode 100644
index 96ddb7ed0..000000000
--- a/browser/themes/windows/preferences/applications.css
+++ /dev/null
@@ -1,64 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/**
- * Line up the actions menu with action labels above and below it.
- * Equalize the distance from the left side of the action box to the left side
- * of the icon for both the menu and the non-menu versions of the action box.
- * Also make sure the labels are the same distance away from the icons.
- */
-.actionsMenu {
-  margin-top: 0;
-  margin-bottom: 0;
-  margin-inline-start: -2px;
-  margin-inline-end: 0;
-}
-
-.typeIcon,
-.actionIcon {
-  margin-inline-start: 3px;
-  margin-inline-end: 3px;
-}
-
-#handlersView > richlistitem label {
-  margin-inline-start: 1px;
-  margin-top: 2px;
-}
-
-#handlersView > richlistitem {
-  min-height: 22px;
-}
-
-richlistitem[appHandlerIcon="ask"],
-menuitem[appHandlerIcon="ask"] {
-  list-style-image: url("chrome://browser/skin/preferences/alwaysAsk.png");
-}
-
-richlistitem[appHandlerIcon="save"],
-menuitem[appHandlerIcon="save"] {
-  list-style-image: url("chrome://browser/skin/preferences/application.png");
-}
-
-richlistitem[appHandlerIcon="feed"],
-menuitem[appHandlerIcon="feed"] {
-  list-style-image: url("chrome://browser/skin/page-livemarks.png");
-}
-
-richlistitem[appHandlerIcon="plugin"],
-menuitem[appHandlerIcon="plugin"] {
-  list-style-image: url("chrome://mozapps/skin/plugins/pluginGeneric-16.png");
-}
-
-.actionsMenu .menulist-icon {
-  margin-inline-end: 3px;
-}
-
-.actionsMenu > menupopup > menuitem > .menu-iconic-left {
-  padding-inline-start: 0px;
-  padding-inline-end: 2px;
-}
-
-.actionsMenu > menupopup > menuitem {
-  padding-inline-start: 4px;
-}
diff --git a/browser/themes/windows/preferences/in-content/dialog.css b/browser/themes/windows/preferences/in-content/dialog.css
deleted file mode 100644
index 3b1ae45e0..000000000
--- a/browser/themes/windows/preferences/in-content/dialog.css
+++ /dev/null
@@ -1,19 +0,0 @@
-/* - This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this file,
-   - You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../../shared/incontentprefs/dialog.inc.css
-
-label:not(.menu-text),
-textbox,
-description,
-.tab-text,
-caption > label {
-  font-size: 1.2em;
-}
-
-/* Create a separate rule to unset these styles on .tree-input instead of
-   using :not(.tree-input) so the selector specifity doesn't change. */
-textbox.tree-input {
-  font-size: unset;
-}
diff --git a/browser/themes/windows/preferences/in-content/preferences.css b/browser/themes/windows/preferences/in-content/preferences.css
deleted file mode 100644
index 5ba7c49a4..000000000
--- a/browser/themes/windows/preferences/in-content/preferences.css
+++ /dev/null
@@ -1,64 +0,0 @@
-/* - This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this file,
-   - You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../../shared/incontentprefs/preferences.inc.css
-
-@media not all and (-moz-windows-default-theme) {
-  #category-general > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#general-native");
-  }
-
-  #category-search > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#search-native");
-  }
-
-  #category-content > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#content-native");
-  }
-
-  #category-application > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#applications-native");
-  }
-
-  #category-privacy > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#privacy-native");
-  }
-
-  #category-security > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#security-native");
-  }
-
-  #category-sync > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#sync-native");
-  }
-
-  #category-advanced > .category-icon {
-    list-style-image: url("chrome://browser/skin/preferences/in-content/icons.svg#advanced-native");
-  }
-}
-
-.actionsMenu > .menulist-label-box > .menulist-icon {
-  margin-inline-end: 9px;
-}
-
-textbox + button,
-filefield + button {
-  margin-inline-start: -4px;
-}
-
-#advancedPrefs {
-  padding-bottom: 0; /* override padding from normal preferences.css */
-}
-
-#fxaProfileImage {
-  -moz-user-focus: normal;
-}
-
-/**
- * Dialog
- */
-
-#dialogTitle {
-  font-size: 1em;
-}
diff --git a/browser/themes/windows/preferences/preferences.css b/browser/themes/windows/preferences/preferences.css
deleted file mode 100644
index bd1ec3083..000000000
--- a/browser/themes/windows/preferences/preferences.css
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
-# -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-*/
-
-/* General Pane */
-
-#useFirefoxSync,
-#getStarted {
-  font-size: 90%;
-}
-
-#isNotDefaultLabel {
-  font-weight: bold;
-}
-
-/* Content Pane */
-#translationAttributionImage {
-  width: 70px;
-  cursor: pointer;
-}
-
-/* Modeless Window Dialogs */
-.windowDialog,
-.windowDialog prefpane {
-  padding: 0;
-}
-
-.contentPane {
-  margin: 9px 8px 5px;
-}
-
-.actionButtons {
-  margin: 0 3px 6px !important;
-}
-
-/* Cookies Manager */
-#cookiesChildren::-moz-tree-image(domainCol) {
-  width: 16px;
-  height: 16px;
-  margin: 0 2px;
-  list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png") !important;
-}
-
-#cookiesChildren::-moz-tree-image(domainCol, container) {
-  list-style-image: url("chrome://global/skin/icons/folder-item.png") !important;
-  -moz-image-region: rect(0, 32px, 16px, 16px);
-}
-
-#cookiesChildren::-moz-tree-image(domainCol, container, open) {
-  -moz-image-region: rect(16px, 32px, 32px, 16px);
-}
-
-#cookieInfoBox {
-  border: 1px solid ThreeDShadow;
-  border-radius: 0;
-  margin: 4px;
-  padding: 0;
-}
-
-/* Advanced Pane */
-
-/* Adding padding-bottom prevents the bottom of the tabpanel from being cutoff
-   when browser.preferences.animateFadeIn = true */
-#advancedPrefs {
-  padding-bottom: 8px;
-}
-
-/* bottom-most box containing a groupbox in a prefpane. Prevents the bottom
-   of the groupbox from being cutoff */
-.bottomBox {
-  padding-bottom: 4px;
-}
-
-/* Sync Pane */
-
-#syncDesc {
-  padding: 0 8em;
-}
-
-.syncGroupBox {
-  padding: 10px;
-}
-
-#accountCaptionImage {
-  list-style-image: url("chrome://mozapps/skin/profile/profileicon.png");
-}
-
-#syncAddDeviceLabel {
-  margin-top: 1em;
-  margin-bottom: 1em;
-}
-
-#noFxaAccount {
-  margin: 6px;
-  line-height: 1.2em;
-}
-
-#noFxaAccount > label:first-child {
-  margin-bottom: 0.6em;
-}
diff --git a/browser/themes/windows/preferences/saveFile.png b/browser/themes/windows/preferences/saveFile.png
deleted file mode 100644
index ca4b12589..000000000
--- a/browser/themes/windows/preferences/saveFile.png
+++ /dev/null
diff --git a/browser/themes/windows/privatebrowsing-mask-tabstrip-win7.png b/browser/themes/windows/privatebrowsing-mask-tabstrip-win7.png
deleted file mode 100644
index bd5d46a76..000000000
--- a/browser/themes/windows/privatebrowsing-mask-tabstrip-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/privatebrowsing-mask-tabstrip.png b/browser/themes/windows/privatebrowsing-mask-tabstrip.png
deleted file mode 100644
index e2eba8b89..000000000
--- a/browser/themes/windows/privatebrowsing-mask-tabstrip.png
+++ /dev/null
diff --git a/browser/themes/windows/privatebrowsing-mask-titlebar-win7-tall.png b/browser/themes/windows/privatebrowsing-mask-titlebar-win7-tall.png
deleted file mode 100644
index 4a723c54e..000000000
--- a/browser/themes/windows/privatebrowsing-mask-titlebar-win7-tall.png
+++ /dev/null
diff --git a/browser/themes/windows/privatebrowsing-mask-titlebar-win7.png b/browser/themes/windows/privatebrowsing-mask-titlebar-win7.png
deleted file mode 100644
index 835912b53..000000000
--- a/browser/themes/windows/privatebrowsing-mask-titlebar-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/privatebrowsing-mask-titlebar.png b/browser/themes/windows/privatebrowsing-mask-titlebar.png
deleted file mode 100644
index 111dc7d04..000000000
--- a/browser/themes/windows/privatebrowsing-mask-titlebar.png
+++ /dev/null
diff --git a/browser/themes/windows/reload-stop-go-win7.png b/browser/themes/windows/reload-stop-go-win7.png
deleted file mode 100644
index 3ef32c3ce..000000000
--- a/browser/themes/windows/reload-stop-go-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/reload-stop-go-win7@2x.png b/browser/themes/windows/reload-stop-go-win7@2x.png
deleted file mode 100644
index 38b27bf0c..000000000
--- a/browser/themes/windows/reload-stop-go-win7@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/reload-stop-go.png b/browser/themes/windows/reload-stop-go.png
deleted file mode 100644
index 8b3f398c0..000000000
--- a/browser/themes/windows/reload-stop-go.png
+++ /dev/null
diff --git a/browser/themes/windows/reload-stop-go@2x.png b/browser/themes/windows/reload-stop-go@2x.png
deleted file mode 100644
index f116eb98f..000000000
--- a/browser/themes/windows/reload-stop-go@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/sanitizeDialog.css b/browser/themes/windows/sanitizeDialog.css
deleted file mode 100644
index 58e1f2983..000000000
--- a/browser/themes/windows/sanitizeDialog.css
+++ /dev/null
@@ -1,93 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#sanitizeDurationChoice {
-  margin-inline-end: 0;
-}
-
-/* Align the duration label with the warning box and item list */
-#sanitizeDurationLabel {
-  margin-inline-start: 3px;
-}
-
-
-/* Hide the duration dropdown suffix label if it's empty.  Otherwise it
-   takes up a little space, causing the end of the dropdown to not be aligned
-   with the warning box. */
-#sanitizeDurationSuffixLabel[value=""] {
-  display: none;
-}
-
-
-/* Places tree */
-#placesTreechildren::-moz-tree-row(selected),
-#placesTreechildren::-moz-tree-row(grippyRow) {
-  background: #999;
-}
-
-#placesTreechildren::-moz-tree-cell-text(selected) {
-  color: #111;
-}
-
-
-/* Sanitize everything warning box */
-#sanitizeEverythingWarningBox {
-  background-color: Window;
-  border: 1px solid ThreeDDarkShadow;
-  border-radius: 5px;
-  padding: 16px;
-}
-
-#sanitizeEverythingWarningIcon {
-  list-style-image: url("chrome://global/skin/icons/warning-large.png");
-  padding: 0;
-  margin: 0;
-}
-
-#sanitizeEverythingWarningDescBox {
-  padding: 0 16px;
-  margin: 0;
-}
-
-
-/* Progressive disclosure button */
-#detailsExpanderWrapper {
-  padding: 0;
-  margin: 6px 0;
-}
-
-.expander-up,
-.expander-down {
-  min-width: 0;
-  margin: 0;
-}
-
-.expander-up > .button-box,
-.expander-down > .button-box {
-  padding: 0;
-}
-
-.expander-up {
-  list-style-image: url("chrome://global/skin/icons/collapse.png");
-}
-
-.expander-down {
-  list-style-image: url("chrome://global/skin/icons/expand.png");
-}
-
-
-/* Make the item list the same width as the warning box */
-#itemList {
-  margin-inline-start: 0;
-  margin-inline-end: 0;
-}
-
-
-/* Align the last dialog button with the end of the warning box */
-.prefWindow-dlgbuttons {
-  margin-inline-end: 0;
-}
-.dialog-button[dlgtype="cancel"] {
-  margin-inline-end: 0;
-}
diff --git a/browser/themes/windows/searchbar.css b/browser/themes/windows/searchbar.css
deleted file mode 100644
index ef24f7c5e..000000000
--- a/browser/themes/windows/searchbar.css
+++ /dev/null
@@ -1,328 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#PopupSearchAutoComplete {
-  /* JS code forces the panel to have the width of the searchbar rather than
-   * the width of the textfield. Alignment of the panel with the searchbar is
-   * obtained with negative margins here: margin-inline-start when the text
-   * field is in the same direction as the rest of the UI, margin-inline-end
-   * when the textfield's direction has been reversed.
-   * (eg. using ctrl+shift+X) */
-  margin-inline-start: -25px;
-  margin-inline-end: -18px;
-}
-
-.autocomplete-textbox-container {
-  -moz-box-align: stretch;
-}
-
-.textbox-input-box {
-  margin: 0;
-}
-
-/* ::::: searchbar-engine-button ::::: */
-
-.searchbar-engine-image {
-  height: 16px;
-  width: 16px;
-  list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
-  margin-inline-start: -1px;
-}
-
-/* ::::: search-go-button ::::: */
-
-.search-go-container {
-  -moz-box-align: center;
-}
-
-.search-go-button {
-  padding: 1px;
-  list-style-image: url("chrome://browser/skin/reload-stop-go.png");
-  -moz-image-region: rect(0, 42px, 14px, 28px);
-  width: 14px;
-}
-
-.search-go-button:-moz-locale-dir(rtl) {
-  transform: scaleX(-1);
-}
-
-.search-go-button:hover {
-  -moz-image-region: rect(14px, 42px, 28px, 28px);
-}
-
-.search-go-button:hover:active {
-  -moz-image-region: rect(28px, 42px, 42px, 28px);
-}
-
-
-.searchbar-search-button-container {
-  -moz-box-align: center;
-}
-
-.searchbar-search-button {
-  list-style-image: url("chrome://browser/skin/search-indicator.png");
-  -moz-image-region: rect(0, 20px, 20px, 0);
-  margin-top: 1px;
-  margin-bottom: 1px;
-  margin-inline-start: 4px;
-  width: 20px;
-}
-
-.searchbar-search-button[addengines="true"] {
-  list-style-image: url("chrome://browser/skin/search-indicator-badge-add.png");
-}
-
-.searchbar-search-button:hover {
-  -moz-image-region: rect(0, 40px, 20px, 20px);
-}
-
-.searchbar-search-button:hover:active {
-  -moz-image-region: rect(0, 60px, 20px, 40px);
-}
-
-@media (min-resolution: 1.1dppx) {
-  .searchbar-engine-image {
-    list-style-image: url("chrome://mozapps/skin/places/defaultFavicon@2x.png");
-  }
-
-  .searchbar-search-button {
-    list-style-image: url("chrome://browser/skin/search-indicator@2x.png");
-    -moz-image-region: rect(0, 40px, 40px, 0);
-  }
-
-  .searchbar-search-button[addengines="true"] {
-    list-style-image: url("chrome://browser/skin/search-indicator-badge-add@2x.png");
-  }
-
-  .searchbar-search-button:hover {
-    -moz-image-region: rect(0, 80px, 40px, 40px);
-  }
-
-  .searchbar-search-button:hover:active {
-    -moz-image-region: rect(0, 120px, 40px, 80px);
-  }
-
-  .search-go-button {
-    list-style-image: url("chrome://browser/skin/reload-stop-go@2x.png");
-    -moz-image-region: rect(0, 84px, 28px, 56px);
-  }
-
-  .search-go-button:hover {
-    -moz-image-region: rect(28px, 84px, 56px, 56px);
-  }
-
-  .search-go-button:hover:active {
-    -moz-image-region: rect(56px, 84px, 84px, 56px);
-  }
-}
-
-.search-panel-current-engine {
-  -moz-box-align: center;
-}
-
-/**
- * The borders of the various elements are specified as follows.
- *
- * The current engine always has a bottom border.
- * The search results never have a border.
- *
- * When the search results are not collapsed:
- * - The elements underneath the search results all have a top border.
- *
- * When the search results are collapsed:
- * - The elements underneath the search results all have a bottom border, except
- *   the lowest one: search-setting-button.
- */
-
-.search-panel-current-engine {
-  border-top: none !important;
-  border-bottom: 1px solid var(--panel-separator-color) !important;
-}
-
-.search-panel-tree[collapsed=true] + .search-one-offs > .search-panel-header,
-.search-panel-tree[collapsed=true] + .search-one-offs > .search-panel-one-offs,
-.search-panel-tree[collapsed=true] + .search-one-offs > vbox > .addengine-item:first-of-type {
-  border-top: none !important;
-}
-
-.search-panel-tree[collapsed=true] + .search-one-offs > .searchbar-engine-one-off-item,
-.search-panel-tree[collapsed=true] + .search-one-offs > .search-panel-current-input,
-.search-panel-tree[collapsed=true] + .search-one-offs > .search-panel-one-offs,
-.search-panel-tree[collapsed=true] + .search-one-offs > vbox > .addengine-item:last-of-type {
-  border-bottom: 1px solid var(--panel-separator-color) !important;
-}
-
-.search-panel-header {
-  font-weight: normal;
-  background-color: var(--arrowpanel-dimmed);
-  border: none;
-  border-top: 1px solid var(--panel-separator-color);
-  margin: 0;
-  padding: 3px 6px;
-  color: GrayText;
-}
-
-.search-panel-header > label {
-  margin-top: 2px !important;
-  margin-bottom: 1px !important;
-}
-
-.search-panel-current-input > label {
-  margin: 2px 0 1px !important;
-}
-
-.search-panel-input-value {
-  color: -moz-fieldtext;
-}
-
-.search-panel-one-offs {
-  margin: 0 !important;
-  border-top: 1px solid var(--panel-separator-color);
-  line-height: 0;
-}
-
-.searchbar-engine-one-off-item {
-  -moz-appearance: none;
-  display: inline-block;
-  border: none;
-  min-width: 48px;
-  height: 32px;
-  margin: 0;
-  padding: 0;
-  background: linear-gradient(transparent 15%, var(--panel-separator-color) 15%, var(--panel-separator-color) 85%, transparent 85%);
-  background-size: 1px auto;
-  background-repeat: no-repeat;
-  background-position: right center;
-  color: GrayText;
-}
-
-.searchbar-engine-one-off-item:-moz-locale-dir(rtl) {
-  background-position: left center;
-}
-
-.searchbar-engine-one-off-item:not(.last-row) {
-  box-sizing: content-box;
-  border-bottom: 1px solid var(--panel-separator-color);
-}
-
-.search-setting-button-compact {
-  border-bottom: none !important;
-}
-
-.search-panel-one-offs:not([compact=true]) > .searchbar-engine-one-off-item.last-of-row,
-.search-panel-one-offs[compact=true] > .searchbar-engine-one-off-item.last-of-row:not(.dummy),
-.search-panel-one-offs[compact=true] > .searchbar-engine-one-off-item.dummy:not(.last-of-row),
-.search-panel-one-offs[compact=true] > .searchbar-engine-one-off-item.last-engine,
-.search-setting-button-compact {
-  background-image: none;
-}
-
-.searchbar-engine-one-off-item[selected] {
-  background-color: Highlight;
-  background-image: none;
-  color: HighlightText;
-}
-
-.searchbar-engine-one-off-item > .button-box {
-  border: none;
-  padding: 0;
-}
-
-.searchbar-engine-one-off-item > .button-box > .button-text {
-  display: none;
-}
-
-.searchbar-engine-one-off-item > .button-box > .button-icon {
-  width: 16px;
-  height: 16px;
-}
-
-.addengine-item {
-  -moz-appearance: none;
-  border: none;
-  height: 32px;
-  margin: 0;
-  padding: 0 10px;
-}
-
-.addengine-item > .button-box {
-  -moz-box-pack: start;
-}
-
-.addengine-item:first-of-type {
-  border-top: 1px solid var(--panel-separator-color);
-}
-
-.addengine-item[selected] {
-  background-color: Highlight;
-  color: HighlightText;
-}
-
-.addengine-icon {
-  width: 16px;
-}
-
-.addengine-badge {
-  width: 16px;
-  height: 16px;
-  margin: -7px -9px 7px 9px;
-  list-style-image: url("chrome://browser/skin/badge-add-engine.png");
-}
-
-.addengine-item > .button-box > .button-text {
-  -moz-box-flex: 1;
-  text-align: start;
-  padding-inline-start: 10px;
-}
-
-.addengine-item:not([image]) {
-  list-style-image: url("chrome://browser/skin/search-engine-placeholder.png");
-}
-
-@media (min-resolution: 1.1dppx) {
-  .addengine-badge {
-    list-style-image: url("chrome://browser/skin/badge-add-engine@2x.png");
-  }
-
-  .addengine-item:not([image]) {
-    list-style-image: url("chrome://browser/skin/search-engine-placeholder@2x.png");
-  }
-}
-
-.search-panel-tree > .autocomplete-treebody::-moz-tree-cell {
-  border-top: none !important;
-}
-
-.search-panel-tree > .autocomplete-treebody::-moz-tree-cell-text {
-  padding-inline-start: 4px;
-}
-
-.search-panel-tree > .autocomplete-treebody::-moz-tree-image {
-  padding-inline-start: 5px;
-  width: 14px;
-  height: 14px;
-}
-
-.search-panel-tree > .autocomplete-treebody::-moz-tree-image(fromhistory) {
-  list-style-image: url("chrome://browser/skin/search-history-icon.svg#search-history-icon");
-}
-
-.search-panel-tree > .autocomplete-treebody::-moz-tree-image(fromhistory, selected) {
-  list-style-image: url("chrome://browser/skin/search-history-icon.svg#search-history-icon-active");
-}
-
-.search-setting-button {
-  -moz-appearance: none;
-  min-height: 32px;
-}
-
-.search-setting-button[selected] {
-  background-color: var(--arrowpanel-dimmed-further);
-}
-
-.search-setting-button-compact > .button-box > .button-icon {
-  list-style-image: url("chrome://browser/skin/gear.svg");
-  filter: url(chrome://browser/skin/filters.svg#fill);
-  fill: currentColor;
-}
diff --git a/browser/themes/windows/setDesktopBackground.css b/browser/themes/windows/setDesktopBackground.css
deleted file mode 100644
index 585284c7b..000000000
--- a/browser/themes/windows/setDesktopBackground.css
+++ /dev/null
@@ -1,18 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
-@namespace html url("http://www.w3.org/1999/xhtml");
-
-html|canvas#screen {
-  margin: 12px 11px 32px;
-}
-
-#monitor {
-  list-style-image: url("chrome://browser/skin/monitor.png");
-}
-
-#monitor[aspectratio="16:10"] {
-  list-style-image: url("chrome://browser/skin/monitor_16-10.png");
-}
diff --git a/browser/themes/windows/slowStartup-16.png b/browser/themes/windows/slowStartup-16.png
deleted file mode 100644
index 6d09fa99d..000000000
--- a/browser/themes/windows/slowStartup-16.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-128.png b/browser/themes/windows/sync-128.png
deleted file mode 100644
index 0647fb080..000000000
--- a/browser/themes/windows/sync-128.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-16.png b/browser/themes/windows/sync-16.png
deleted file mode 100644
index 63cd02a8b..000000000
--- a/browser/themes/windows/sync-16.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-32.png b/browser/themes/windows/sync-32.png
deleted file mode 100644
index 0e9c0dfd3..000000000
--- a/browser/themes/windows/sync-32.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-bg.png b/browser/themes/windows/sync-bg.png
deleted file mode 100644
index 893a27d76..000000000
--- a/browser/themes/windows/sync-bg.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-horizontalbar-win7.png b/browser/themes/windows/sync-horizontalbar-win7.png
deleted file mode 100644
index 2c97ce6db..000000000
--- a/browser/themes/windows/sync-horizontalbar-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-horizontalbar-win7@2x.png b/browser/themes/windows/sync-horizontalbar-win7@2x.png
deleted file mode 100644
index ee117ab73..000000000
--- a/browser/themes/windows/sync-horizontalbar-win7@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-horizontalbar.png b/browser/themes/windows/sync-horizontalbar.png
deleted file mode 100644
index cabbb7bce..000000000
--- a/browser/themes/windows/sync-horizontalbar.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-horizontalbar@2x.png b/browser/themes/windows/sync-horizontalbar@2x.png
deleted file mode 100644
index fadb57586..000000000
--- a/browser/themes/windows/sync-horizontalbar@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/sync-notification-24.png b/browser/themes/windows/sync-notification-24.png
deleted file mode 100644
index fa2476c7b..000000000
--- a/browser/themes/windows/sync-notification-24.png
+++ /dev/null
diff --git a/browser/themes/windows/syncCommon.css b/browser/themes/windows/syncCommon.css
deleted file mode 100644
index 862cc404d..000000000
--- a/browser/themes/windows/syncCommon.css
+++ /dev/null
@@ -1,55 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/* The following are used by both sync/setup.xul and sync/genericChange.xul */
-.status {
-  color: -moz-dialogtext;
-}
-
-.statusIcon {
-  margin-inline-start: 4px;
-  max-height: 16px;
-  max-width: 16px;
-}
-
-.statusIcon[status="active"] {
-  list-style-image: url("chrome://global/skin/icons/loading.png");
-}
-
-@media (min-resolution: 1.1dppx) {
-  .statusIcon[status="active"] {
-    list-style-image: url("chrome://global/skin/icons/loading@2x.png");
-  }
-}
-
-.statusIcon[status="error"] {
-  list-style-image: url("chrome://global/skin/icons/error-16.png");
-}
-
-.statusIcon[status="success"] {
-  list-style-image: url("chrome://global/skin/icons/information-16.png");
-}
-
-/* .data is only used by sync/genericChange.xul, but it seems unnecessary to have
-   a separate stylesheet for it. */
-.data {
-  font-size: 90%;
-  font-weight: bold;
-}
-
-dialog#change-dialog {
-  width: 40em;
-}
-
-image#syncIcon {
-  list-style-image: url("chrome://browser/skin/sync-32.png");
-}
-
-#introText {
-  margin-top: 2px;
-}
-
-#feedback {
-  height: 2em;
-}
diff --git a/browser/themes/windows/syncProgress-horizontalbar-win7.png b/browser/themes/windows/syncProgress-horizontalbar-win7.png
deleted file mode 100644
index 48cd11055..000000000
--- a/browser/themes/windows/syncProgress-horizontalbar-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-horizontalbar-win7@2x.png b/browser/themes/windows/syncProgress-horizontalbar-win7@2x.png
deleted file mode 100644
index 741dd2ed4..000000000
--- a/browser/themes/windows/syncProgress-horizontalbar-win7@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-horizontalbar.png b/browser/themes/windows/syncProgress-horizontalbar.png
deleted file mode 100644
index 79d972389..000000000
--- a/browser/themes/windows/syncProgress-horizontalbar.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-horizontalbar@2x.png b/browser/themes/windows/syncProgress-horizontalbar@2x.png
deleted file mode 100644
index e1de4763d..000000000
--- a/browser/themes/windows/syncProgress-horizontalbar@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-menuPanel.png b/browser/themes/windows/syncProgress-menuPanel.png
deleted file mode 100644
index 6fd6f9c16..000000000
--- a/browser/themes/windows/syncProgress-menuPanel.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-menuPanel@2x.png b/browser/themes/windows/syncProgress-menuPanel@2x.png
deleted file mode 100644
index 04b2cae00..000000000
--- a/browser/themes/windows/syncProgress-menuPanel@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-toolbar-inverted.png b/browser/themes/windows/syncProgress-toolbar-inverted.png
deleted file mode 100644
index 4ede4387d..000000000
--- a/browser/themes/windows/syncProgress-toolbar-inverted.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-toolbar-inverted@2x.png b/browser/themes/windows/syncProgress-toolbar-inverted@2x.png
deleted file mode 100644
index eee4a5dd0..000000000
--- a/browser/themes/windows/syncProgress-toolbar-inverted@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-toolbar-win7.png b/browser/themes/windows/syncProgress-toolbar-win7.png
deleted file mode 100644
index 49e224f0d..000000000
--- a/browser/themes/windows/syncProgress-toolbar-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-toolbar-win7@2x.png b/browser/themes/windows/syncProgress-toolbar-win7@2x.png
deleted file mode 100644
index fd2038725..000000000
--- a/browser/themes/windows/syncProgress-toolbar-win7@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-toolbar.png b/browser/themes/windows/syncProgress-toolbar.png
deleted file mode 100644
index 05078a9c8..000000000
--- a/browser/themes/windows/syncProgress-toolbar.png
+++ /dev/null
diff --git a/browser/themes/windows/syncProgress-toolbar@2x.png b/browser/themes/windows/syncProgress-toolbar@2x.png
deleted file mode 100644
index 4493d7c74..000000000
--- a/browser/themes/windows/syncProgress-toolbar@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/syncQuota.css b/browser/themes/windows/syncQuota.css
deleted file mode 100644
index 1577de8a3..000000000
--- a/browser/themes/windows/syncQuota.css
+++ /dev/null
@@ -1,26 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#quotaDialog {
-  width: 33em;
-  height: 25em;
-}
-
-treechildren::-moz-tree-checkbox {
-  list-style-image: none;
-}
-treechildren::-moz-tree-checkbox(checked) {
-  list-style-image: url("chrome://global/skin/checkbox/cbox-check.gif");
-}
-treechildren::-moz-tree-checkbox(disabled) {
-  list-style-image: url("chrome://global/skin/checkbox/cbox-check-dis.gif");
-}
-
-#treeCaption {
-  height: 4em;
-}
-
-.captionWarning {
-  font-weight: bold;
-}
diff --git a/browser/themes/windows/syncSetup.css b/browser/themes/windows/syncSetup.css
deleted file mode 100644
index 67335d87d..000000000
--- a/browser/themes/windows/syncSetup.css
+++ /dev/null
@@ -1,145 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-wizard {
-  -moz-appearance: none;
-  width: 55em;
-  height: 45em;
-  padding: 0;
-  background-color: Window;
-}
-
-.wizard-page-box {
-  -moz-appearance: none;
-  padding-left: 0;
-  padding-right: 0;
-  margin: 0;
-}
-
-wizardpage {
-  -moz-box-pack: center;
-  -moz-box-align: center;
-  margin: 0;
-  padding: 0 6em;
-  background-color: Window;
-}
-
-.wizard-header {
-  -moz-appearance: none;
-  border: none;
-  padding: 2em 0 1em 0;
-  text-align: center;
-}
-.wizard-header-label {
-  font-size: 24pt;
-  font-weight: normal;
-}
-
-.wizard-buttons {
-  background-color: rgba(0,0,0,0.1);
-  padding: 1em;
-}
-
-.wizard-buttons-separator {
-  visibility: collapse;
-}
-
-.wizard-header-icon {
-  visibility: collapse;
-}
-
-.accountChoiceButton {
-  font: menu;
-}
-
-.confirm {
-  border: 1px solid black;
-  padding: 1em;
-  border-radius: 5px;
-}
-
-/* Override the text-link style from global.css */
-description > .text-link,
-description > .text-link:focus {
-  margin: 0px;
-  padding: 0px;
-  border: 0px;
-}
-
-
-.success,
-.error {
-  padding: 2px;
-  border-radius: 2px;
-}
-
-.error {
-  background-color: #FF0000 !important;
-  color: #FFFFFF !important;
-}
-
-.success {
-  background-color: #00FF00 !important;
-}
-
-.warning {
-  font-weight: bold;
-  font-size: 100%;
-  color: red;
-}
-
-.mainDesc {
-  font-weight: bold;
-  font-size: 100%;
-}
-
-.normal {
-  font-size: 100%;
-}
-
-.inputColumn {
-  margin-inline-end: 2px
-}
-
-.pin {
-  font-size: 18pt;
-  width: 4em;
-  text-align: center; 
-}
-
-#passphraseHelpSpacer {
-  width: 0.5em;
-}
-
-#pairDeviceThrobber,
-#login-throbber {
-  -moz-box-align: center;
-}
-
-#pairDeviceThrobber > image,
-#login-throbber > image {
-  width: 16px;
-  list-style-image: url("chrome://global/skin/icons/loading.png");
-}
-
-@media (min-resolution: 1.1dppx) {
-  #pairDeviceThrobber > image,
-  #login-throbber > image {
-    list-style-image: url("chrome://global/skin/icons/loading@2x.png");
-  }
-}
-
-#captchaFeedback {
-  visibility: hidden;
-}
-
-#successPageIcon {
-  /* TODO replace this with a 128px version (bug 591122) */
-  list-style-image: url("chrome://browser/skin/sync-32.png");
-}
-
-#tosDesc {
-  margin-left: -7px;
-  margin-bottom: 3px;
-}
\ No newline at end of file
diff --git a/browser/themes/windows/syncedtabs/sidebar.css b/browser/themes/windows/syncedtabs/sidebar.css
deleted file mode 100644
index 6473206bc..000000000
--- a/browser/themes/windows/syncedtabs/sidebar.css
+++ /dev/null
@@ -1,132 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%include ../../shared/syncedtabs/sidebar.inc.css
-
-/* These styles are intended to mimic XUL trees and the XUL search box. */
-
-html {
-  background-color: #EEF3FA;
-}
-
-.item {
-  padding-inline-end: 0;
-}
-
-.item-title {
-  margin: 1px 0 0;
-}
-
-.item-title {
-  margin-inline-end: 6px;
-}
-
-.search-box {
-  -moz-appearance: textfield;
-  cursor: text;
-  margin: 2px 4px;
-  padding: 2px 2px 3px;
-  padding-inline-start: 4px;
-  color: -moz-FieldText;
-}
-
-.textbox-search-icon {
-  width: 16px;
-  height: 16px;
-  background-image: url(chrome://global/skin/icons/Search-glass.png);
-  background-repeat: no-repeat;
-  display: block;
-}
-
-.textbox-search-icon:-moz-locale-dir(rtl) {
-  transform: scaleX(-1);
-}
-
-.textbox-search-icon[searchbutton]:not([disabled]) {
-  cursor: pointer;
-}
-
-.textbox-search-clear {
-  width: 16px;
-  height: 16px;
-  background-image: url(chrome://global/skin/icons/Search-close.png);
-  background-repeat: no-repeat;
-}
-
-.textbox-search-clear:not([disabled]) {
-  cursor: default;
-}
-
-.textbox-search-icon:not([disabled]) {
-  cursor: text;
-}
-
-.textbox-search-clear:not([disabled]):hover ,
-.textbox-search-icon:not([disabled]):hover {
-  background-position: -16px 0;
-}
-
-.textbox-search-clear:not([disabled]):hover:active ,
-.textbox-search-icon:not([disabled]):hover:active {
-  background-position: -32px 0;
-}
-
-.client .item.tab > .item-title-container {
-  padding-inline-start: 26px;
-}
-.item.tab > .item-title-container {
-  padding-inline-start: 14px;
-}
-
-.item-icon-container {
-  min-width: 16px;
-  max-width: 16px;
-  min-height: 16px;
-  max-height: 16px;
-  margin-right: 5px;
-  background-size: 16px 16px;
-  background-repeat: no-repeat;
-  background-position: center;
-}
-
-.item-twisty-container {
-  background-size: contain;
-  background-repeat: no-repeat;
-  background-position: center;
-  padding-top: 5px;
-  min-width: 9px; /* The image's width is 9 pixels */
-  height: 9px;
-}
-
-.item.client .item-twisty-container {
-  background-image: url("chrome://global/skin/tree/twisty.svg#open");
-}
-
-.item.client.closed .item-twisty-container {
-  background-image: url("chrome://global/skin/tree/twisty.svg#clsd");
-}
-
-.item.client .item-twisty-container:hover {
-  background-image: url("chrome://global/skin/tree/twisty.svg#open-hover");
-}
-
-.item.client.closed .item-twisty-container:hover {
-  background-image: url("chrome://global/skin/tree/twisty.svg#clsd-hover");
-}
-
-.item.client .item-twisty-container:dir(rtl) {
-  background-image: url("chrome://global/skin/tree/twisty.svg#open-rtl");
-}
-
-.item.client.closed .item-twisty-container:dir(rtl) {
-  background-image: url("chrome://global/skin/tree/twisty.svg#clsd-rtl");
-}
-
-.item.client .item-twisty-container:hover:dir(rtl) {
-  background-image: url("chrome://global/skin/tree/twisty.svg#open-hover-rtl");
-}
-
-.item.client.closed .item-twisty-container:hover:dir(rtl) {
-  background-image: url("chrome://global/skin/tree/twisty.svg#clsd-hover-rtl");
-}
diff --git a/browser/themes/windows/tabbrowser/newtab-inverted-win7.svg b/browser/themes/windows/tabbrowser/newtab-inverted-win7.svg
deleted file mode 100644
index 10ffbc745..000000000
--- a/browser/themes/windows/tabbrowser/newtab-inverted-win7.svg
+++ /dev/null
@@ -1,13 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="16" height="18" xmlns="http://www.w3.org/2000/svg">
-  <g stroke="#666" stroke-width="2" fill="none">
-    <rect x="7" y="4" width="2" height="10" rx="0.25" ry="0.25"/>
-    <rect x="3" y="8" width="10" height="2" rx="0.25" ry="0.25"/>
-  </g>
-  <g fill="#fff">
-    <rect width="2" height="10" x="7" y="4"/>
-    <rect width="10" height="2" x="3" y="8"/>
-  </g>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/newtab-inverted.svg b/browser/themes/windows/tabbrowser/newtab-inverted.svg
deleted file mode 100644
index 2728cda5c..000000000
--- a/browser/themes/windows/tabbrowser/newtab-inverted.svg
+++ /dev/null
@@ -1,13 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="16" height="18" xmlns="http://www.w3.org/2000/svg">
-  <g stroke="#666" stroke-width="2" fill="none">
-    <rect x="7" y="3" width="2" height="12" rx="0.25" ry="0.25"/>
-    <rect x="2" y="8" width="12" height="2" rx="0.25" ry="0.25"/>
-  </g>
-  <g fill="#fff">
-    <rect x="7" y="3" width="2" height="12"/>
-    <rect x="2" y="8" width="12" height="2"/>
-  </g>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/newtab-win7.svg b/browser/themes/windows/tabbrowser/newtab-win7.svg
deleted file mode 100644
index 3f431c9db..000000000
--- a/browser/themes/windows/tabbrowser/newtab-win7.svg
+++ /dev/null
@@ -1,16 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="16" height="18" xmlns="http://www.w3.org/2000/svg">
-  <defs>
-    <linearGradient id="gradient" x1="0%" x2="0%" y1="0%" y2="100%">
-      <stop offset="0%" stop-color="#1c2835"/>
-      <stop offset="60%" stop-color="#606e7b"/>
-      <stop offset="100%" stop-color="#465765"/>
-    </linearGradient>
-  </defs>
-  <g fill="url(#gradient)">
-    <rect width="10" height="2" x="3" y="8"/>
-    <rect width="2" height="10" x="7" y="4"/>
-  </g>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/newtab.svg b/browser/themes/windows/tabbrowser/newtab.svg
deleted file mode 100644
index 40548da4a..000000000
--- a/browser/themes/windows/tabbrowser/newtab.svg
+++ /dev/null
@@ -1,7 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="16" height="18" xmlns="http://www.w3.org/2000/svg" fill="#4c4c4c">
-  <rect x="7" y="3" width="2" height="12"/>
-  <rect x="2" y="8" width="12" height="2"/>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/tab-active-middle.png b/browser/themes/windows/tabbrowser/tab-active-middle.png
deleted file mode 100644
index b7e6d6f77..000000000
--- a/browser/themes/windows/tabbrowser/tab-active-middle.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-active-middle@2x.png b/browser/themes/windows/tabbrowser/tab-active-middle@2x.png
deleted file mode 100644
index 1e92acbda..000000000
--- a/browser/themes/windows/tabbrowser/tab-active-middle@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-arrow-left-inverted.svg b/browser/themes/windows/tabbrowser/tab-arrow-left-inverted.svg
deleted file mode 100644
index 13d3beb95..000000000
--- a/browser/themes/windows/tabbrowser/tab-arrow-left-inverted.svg
+++ /dev/null
@@ -1,7 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="15" height="17" xmlns="http://www.w3.org/2000/svg">
-  <path fill="#666" stroke-width="1.5" stroke="#666" d="M11 4L9.5 2.5l-5.875 6 5.875 6L11 13 6.625 8.5z"/>
-  <path fill="#fff" d="M11 4L9.5 2.5l-5.875 6 5.875 6L11 13 6.625 8.5z"/>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/tab-arrow-left-win7.svg b/browser/themes/windows/tabbrowser/tab-arrow-left-win7.svg
deleted file mode 100644
index 41bb5ab13..000000000
--- a/browser/themes/windows/tabbrowser/tab-arrow-left-win7.svg
+++ /dev/null
@@ -1,13 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="15" height="17" xmlns="http://www.w3.org/2000/svg">
-  <defs>
-    <linearGradient id="gradient" x1="0%" x2="0%" y1="0%" y2="100%">
-      <stop offset="0%" stop-color="#1c2835"/>
-      <stop offset="60%" stop-color="#606e7b"/>
-      <stop offset="100%" stop-color="#465765"/>
-    </linearGradient>
-  </defs>
-  <path d="M11 4L9.5 2.5l-5.875 6 5.875 6L11 13 6.625 8.5z" fill="url(#gradient)"/>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/tab-arrow-left.svg b/browser/themes/windows/tabbrowser/tab-arrow-left.svg
deleted file mode 100644
index 9bd59ddd3..000000000
--- a/browser/themes/windows/tabbrowser/tab-arrow-left.svg
+++ /dev/null
@@ -1,6 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg width="15" height="17" xmlns="http://www.w3.org/2000/svg">
-  <path d="M11 4L9.5 2.5l-5.875 6 5.875 6L11 13 6.625 8.5z" fill="#4c4c4c"/>
-</svg>
diff --git a/browser/themes/windows/tabbrowser/tab-background-end-preWin10.png b/browser/themes/windows/tabbrowser/tab-background-end-preWin10.png
deleted file mode 100644
index fb353b17e..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-end-preWin10.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-end-preWin10@2x.png b/browser/themes/windows/tabbrowser/tab-background-end-preWin10@2x.png
deleted file mode 100644
index eefb6ac47..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-end-preWin10@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-end.png b/browser/themes/windows/tabbrowser/tab-background-end.png
deleted file mode 100644
index d68ea6da6..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-end.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-end@2x.png b/browser/themes/windows/tabbrowser/tab-background-end@2x.png
deleted file mode 100644
index 8ed84ab37..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-end@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-middle-preWin10.png b/browser/themes/windows/tabbrowser/tab-background-middle-preWin10.png
deleted file mode 100644
index 51e066c2e..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-middle-preWin10.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-middle-preWin10@2x.png b/browser/themes/windows/tabbrowser/tab-background-middle-preWin10@2x.png
deleted file mode 100644
index b26cb95de..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-middle-preWin10@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-middle.png b/browser/themes/windows/tabbrowser/tab-background-middle.png
deleted file mode 100644
index faaf7e38e..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-middle.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-middle@2x.png b/browser/themes/windows/tabbrowser/tab-background-middle@2x.png
deleted file mode 100644
index c9d245f4f..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-middle@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-start-preWin10.png b/browser/themes/windows/tabbrowser/tab-background-start-preWin10.png
deleted file mode 100644
index cf0dc852a..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-start-preWin10.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-start-preWin10@2x.png b/browser/themes/windows/tabbrowser/tab-background-start-preWin10@2x.png
deleted file mode 100644
index bbfc77dd1..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-start-preWin10@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-start.png b/browser/themes/windows/tabbrowser/tab-background-start.png
deleted file mode 100644
index d1f0b5561..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-start.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-background-start@2x.png b/browser/themes/windows/tabbrowser/tab-background-start@2x.png
deleted file mode 100644
index e860275a6..000000000
--- a/browser/themes/windows/tabbrowser/tab-background-start@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-stroke-end.png b/browser/themes/windows/tabbrowser/tab-stroke-end.png
deleted file mode 100644
index 2aa5711f8..000000000
--- a/browser/themes/windows/tabbrowser/tab-stroke-end.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-stroke-end@2x.png b/browser/themes/windows/tabbrowser/tab-stroke-end@2x.png
deleted file mode 100644
index a87002a83..000000000
--- a/browser/themes/windows/tabbrowser/tab-stroke-end@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-stroke-start.png b/browser/themes/windows/tabbrowser/tab-stroke-start.png
deleted file mode 100644
index 4e4e41f63..000000000
--- a/browser/themes/windows/tabbrowser/tab-stroke-start.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tab-stroke-start@2x.png b/browser/themes/windows/tabbrowser/tab-stroke-start@2x.png
deleted file mode 100644
index 13bd6add1..000000000
--- a/browser/themes/windows/tabbrowser/tab-stroke-start@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/tabbrowser/tabDragIndicator.png b/browser/themes/windows/tabbrowser/tabDragIndicator.png
deleted file mode 100644
index 63c4eccad..000000000
--- a/browser/themes/windows/tabbrowser/tabDragIndicator.png
+++ /dev/null
diff --git a/browser/themes/windows/toolbarbutton-dropdown-arrow-inverted.png b/browser/themes/windows/toolbarbutton-dropdown-arrow-inverted.png
deleted file mode 100644
index af4c7af0b..000000000
--- a/browser/themes/windows/toolbarbutton-dropdown-arrow-inverted.png
+++ /dev/null
diff --git a/browser/themes/windows/toolbarbutton-dropdown-arrow-win7.png b/browser/themes/windows/toolbarbutton-dropdown-arrow-win7.png
deleted file mode 100644
index 5f892f532..000000000
--- a/browser/themes/windows/toolbarbutton-dropdown-arrow-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/urlbar-history-dropmarker-win7.png b/browser/themes/windows/urlbar-history-dropmarker-win7.png
deleted file mode 100644
index b03338822..000000000
--- a/browser/themes/windows/urlbar-history-dropmarker-win7.png
+++ /dev/null
diff --git a/browser/themes/windows/urlbar-history-dropmarker-win7@2x.png b/browser/themes/windows/urlbar-history-dropmarker-win7@2x.png
deleted file mode 100644
index bff2997f8..000000000
--- a/browser/themes/windows/urlbar-history-dropmarker-win7@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/urlbar-history-dropmarker.png b/browser/themes/windows/urlbar-history-dropmarker.png
deleted file mode 100644
index 01432f7e9..000000000
--- a/browser/themes/windows/urlbar-history-dropmarker.png
+++ /dev/null
diff --git a/browser/themes/windows/urlbar-history-dropmarker@2x.png b/browser/themes/windows/urlbar-history-dropmarker@2x.png
deleted file mode 100644
index 6e710139a..000000000
--- a/browser/themes/windows/urlbar-history-dropmarker@2x.png
+++ /dev/null
diff --git a/browser/themes/windows/urlbar-popup-blocked.png b/browser/themes/windows/urlbar-popup-blocked.png
deleted file mode 100644
index 56dbd2d0d..000000000
--- a/browser/themes/windows/urlbar-popup-blocked.png
+++ /dev/null
diff --git a/browser/themes/windows/webRTC-indicator.css b/browser/themes/windows/webRTC-indicator.css
deleted file mode 100644
index c22f942ec..000000000
--- a/browser/themes/windows/webRTC-indicator.css
+++ /dev/null
@@ -1,116 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-window {
-  border: 1px solid #ff9500;
-}
-
-#audioVideoButton,
-#screenShareButton,
-#firefoxButton {
-  height: 29px;
-  margin: 0;
-  -moz-appearance: none;
-  border-style: none;
-}
-
-#firefoxButton {
-  background-image: url("chrome://branding/content/icon48.png");
-  background-repeat: no-repeat;
-  background-size: 22px;
-  background-position: center center;
-  min-width: 29px;
-  background-color: white;
-}
-
-#firefoxButton:hover {
-  background-color: #f2f2f2;
-}
-
-#screenShareButton {
-  background-image: url("webRTC-screen-white-16.png");
-  background-position: center center;
-  background-repeat: no-repeat;
-  background-size: 16px;
-  min-width: 27px;
-  display: none;
-}
-
-window[sharingscreen] > #screenShareButton {
-  display: -moz-box;
-}
-
-#audioVideoButton {
-  display: none;
-  background-repeat: no-repeat;
-}
-
-/* When screen sharing, need to pull in the separator: */
-window[sharingscreen] > #audioVideoButton {
-  margin-right: -1px;
-}
-
-/* Single icon button: */
-window[sharingvideo] > #audioVideoButton,
-window[sharingaudio] > #audioVideoButton {
-  display: -moz-box;
-  background-position: center center;
-  background-size: 16px;
-  min-width: 26px;
-}
-
-window[sharingvideo] > #audioVideoButton {
-  background-image: url("webRTC-camera-white-16.png");
-}
-
-window[sharingaudio] > #audioVideoButton {
-  background-image: url("webRTC-microphone-white-16.png");
-}
-
-/* Multi-icon button: */
-window[sharingaudio][sharingvideo] > #audioVideoButton {
-  background-image: url("webRTC-camera-white-16.png"),
-                    url("webRTC-microphone-white-16.png");
-  background-position: 6px center, 26px center;
-  background-size: 16px, 16px;
-  min-width: 46px;
-}
-
-/* Hover styles */
-#audioVideoButton,
-#screenShareButton {
-  background-color: #ffaa33;
-}
-
-#audioVideoButton:hover,
-#screenShareButton:hover {
-  background-color: #ff9500;
-}
-
-/* Don't show the dropmarker for the type="menu" case */
-#audioVideoButton > .box-inherit > .button-menu-dropmarker,
-#screenShareButton > .box-inherit > .button-menu-dropmarker {
-  display: none;
-}
-
-/* Separator in case of screen sharing + video/audio sharing */
-#shareSeparator {
-  width: 1px;
-  margin: 4px -1px 4px 0;
-  background-color: #FFCA80;
-  /* Separator needs to show above either button when they're hovered: */
-  position: relative;
-  z-index: 1;
-  display: none;
-}
-
-window[sharingscreen][sharingvideo] > #shareSeparator,
-window[sharingscreen][sharingaudio] > #shareSeparator {
-  display: -moz-box;
-}
-
-:-moz-any(#audioVideoButton, #screenShareButton,
-          #firefoxButton):-moz-focusring > .button-box {
-  border: none;
-}
diff --git a/browser/themes/windows/windowsShared.inc b/browser/themes/windows/windowsShared.inc
deleted file mode 100644
index 199a62292..000000000
--- a/browser/themes/windows/windowsShared.inc
+++ /dev/null
@@ -1,11 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-%filter substitution
-
-%define toolbarHighlight rgba(255,255,255,.4)
-%define fgTabTexture linear-gradient(transparent 2px, @toolbarHighlight@ 2px, @toolbarHighlight@)
-%define fgTabBackgroundColor -moz-dialog
-%define fgTabTextureLWT @fgTabTexture@
-%define customToolbarColor hsl(210,75%,92%)