Replace -moz prefixed logical properties in themes

24 files changed, 134 insertions, 134 deletions

diff --git a/webbrowser/base/content/browser.css b/webbrowser/base/content/browser.css
index a2970ae..37cabf5 100644
--- a/webbrowser/base/content/browser.css
+++ b/webbrowser/base/content/browser.css
@@ -321,7 +321,7 @@ panel[noactions] > richlistbox > richlistitem[type~="action"] > .ac-url-box > .a
 }
 
 #identity-box.verifiedIdentity > #identity-icon-labels > #identity-icon-label {
-  -moz-margin-end: 0.25em !important;
+  margin-inline-end: 0.25em !important;
 }
 
 #wrapper-search-container > #search-container > #searchbar > .searchbar-textbox > .autocomplete-textbox-container > .textbox-input-box > html|*.textbox-input {
diff --git a/webbrowser/components/abouthome/aboutHome.css b/webbrowser/components/abouthome/aboutHome.css
index 2b062e8..b41eab3 100644
--- a/webbrowser/components/abouthome/aboutHome.css
+++ b/webbrowser/components/abouthome/aboutHome.css
@@ -63,7 +63,7 @@ a {
   display: -moz-box;
   -moz-box-align: center;
   padding-top: 2px;
-  -moz-padding-end: 8px;
+  padding-inline-end: 8px;
 }
 
 #searchLogoContainer[hidden] {
@@ -99,12 +99,12 @@ a {
 }
 
 #searchSubmit {
-  -moz-margin-start: -1px;
+  margin-inline-start: -1px;
   background: linear-gradient(hsla(0,0%,100%,.8), hsla(0,0%,100%,.1)) padding-box;
   padding: 0 9px;
   border: 1px solid;
   border-color: hsla(210,54%,20%,.15) hsla(210,54%,20%,.17) hsla(210,54%,20%,.2);
-  -moz-border-start: 1px solid transparent;
+  border-inline-start: 1px solid transparent;
   border-radius: 0 2.5px 2.5px 0;
   box-shadow: 0 0 2px hsla(0,0%,100%,.5) inset,
               0 1px 0 hsla(0,0%,100%,.2);
@@ -279,7 +279,7 @@ body[narrow] #restorePreviousSession {
   display: inline-block; /* display on same line as text label */
   vertical-align: middle;
   margin-bottom: 0;
-  -moz-margin-end: 8px;
+  margin-inline-end: 8px;
 }
 
 #restorePreviousSession:-moz-dir(rtl)::before {
diff --git a/webbrowser/themes/linux/aboutCertError.css b/webbrowser/themes/linux/aboutCertError.css
index dbb3530..100bb3d 100644
--- a/webbrowser/themes/linux/aboutCertError.css
+++ b/webbrowser/themes/linux/aboutCertError.css
@@ -33,7 +33,7 @@ h2 {
   border-radius: 10px;
   box-shadow: 0px 0px 8px red;
   padding: 3em;
-  -moz-padding-start: 30px;
+  padding-inline-start: 30px;
   background: url("chrome://global/skin/icons/sslWarning.png") left 0 no-repeat -moz-Field;
   background-origin: content-box;
 }
@@ -43,16 +43,16 @@ h2 {
 }
 
 #errorTitle {
-  -moz-margin-start: 80px;
+  margin-inline-start: 80px;
 }
 
 #errorLongContent {
-  -moz-margin-start: 80px;
+  margin-inline-start: 80px;
 }
 
 .expander > button {
-  -moz-padding-start: 20px;
-  -moz-margin-start: -20px;
+  padding-inline-start: 20px;
+  margin-inline-start: -20px;
   background: url("chrome://browser/skin/aboutCertError_sectionExpanded.png") left center no-repeat;
   border: none;
   font: inherit;
diff --git a/webbrowser/themes/linux/aboutPrivateBrowsing.css b/webbrowser/themes/linux/aboutPrivateBrowsing.css
index 2bb39d2..a6fd549 100644
--- a/webbrowser/themes/linux/aboutPrivateBrowsing.css
+++ b/webbrowser/themes/linux/aboutPrivateBrowsing.css
@@ -21,7 +21,7 @@ body.normal > #errorPageContainer {
 }
 
 #startPrivateBrowsingDesc > button {
-  -moz-margin-start: 0;
+  margin-inline-start: 0;
 }
 
 #footerDesc > p {
@@ -30,7 +30,7 @@ body.normal > #errorPageContainer {
 
 #moreInfo {
   font-size: 110%; /* to match the value set in chrome://global/skin/netError.css */
-  -moz-padding-start: 25px;
+  padding-inline-start: 25px;
   background: url("moz-icon://stock/gtk-dialog-info?size=menu") no-repeat top left;
 }
 
diff --git a/webbrowser/themes/linux/aboutSessionRestore.css b/webbrowser/themes/linux/aboutSessionRestore.css
index a32b975..a58c104 100644
--- a/webbrowser/themes/linux/aboutSessionRestore.css
+++ b/webbrowser/themes/linux/aboutSessionRestore.css
@@ -82,9 +82,9 @@ treechildren::-moz-tree-row(alternate, selected) {
 }
 
 #buttons {
-  -moz-margin-start: 80px; /* same as #errorLongContent in netError.css */
+  margin-inline-start: 80px; /* same as #errorLongContent in netError.css */
 }
 #buttons > button {
   margin-top: 2em;
-  -moz-margin-start: 5px;
+  margin-inline-start: 5px;
 }
diff --git a/webbrowser/themes/linux/aboutSyncTabs.css b/webbrowser/themes/linux/aboutSyncTabs.css
index 4f21a9d..1fcd830 100644
--- a/webbrowser/themes/linux/aboutSyncTabs.css
+++ b/webbrowser/themes/linux/aboutSyncTabs.css
@@ -22,18 +22,18 @@
   margin-top: 4px;
   width: 45em;
   height: 32px;
-  -moz-margin-start: 2em;
-  -moz-margin-end: 2em;
+  margin-inline-start: 2em;
+  margin-inline-end: 2em;
 }
 
 #tabsListHeading {
   font-size: 140%;
   font-weight: bold;
-  -moz-margin-start: 40px;
+  margin-inline-start: 40px;
 }
 
 richlistitem {
-  -moz-margin-end: 2em;
+  margin-inline-end: 2em;
 }
 
 richlistitem[selected="true"],
@@ -46,7 +46,7 @@ richlistitem[type="tab"] {
   border: #999999 1px solid !important;
   padding: 2px 5px;
   margin-bottom: 4px;
-  -moz-margin-start: 4em;
+  margin-inline-start: 4em;
   border-radius: 6px;
   background-color: menu;
   width: 44em;
@@ -64,7 +64,7 @@ richlistitem[type="tab"][selected="true"] {
 richlistitem[type="client"] {
   min-height: 2em;
   color: #000000;
-  -moz-margin-start: 2em;
+  margin-inline-start: 2em;
   margin-top: 2px;
   margin-bottom: 3px;
   width: 42em;
@@ -96,6 +96,6 @@ richlistitem.desktop[type="client"] {
 }
 
 .tabIcon {
-  -moz-padding-start: 2px;
+  padding-inline-start: 2px;
   padding-top: 2px;
 }
diff --git a/webbrowser/themes/linux/autocomplete.css b/webbrowser/themes/linux/autocomplete.css
index ab92685..e23e6b0 100644
--- a/webbrowser/themes/linux/autocomplete.css
+++ b/webbrowser/themes/linux/autocomplete.css
@@ -83,7 +83,7 @@ panel[type="private-autocomplete-richlistbox"],
 }
 
 .private-autocomplete-treebody::-moz-tree-cell-text {
-  -moz-padding-start: 8px;
+  padding-inline-start: 8px;
 }
 
 treechildren.private-autocomplete-treebody::-moz-tree-row(selected) {
@@ -143,15 +143,15 @@ treechildren.private-autocomplete-treebody::-moz-tree-cell-text(selected) {
   width: 16px; 
   height: 16px;
   margin-bottom: -2px;
-  -moz-margin-start: 3px;
-  -moz-margin-end: 6px;
+  margin-inline-start: 3px;
+  margin-inline-end: 6px;
 }
 
 .ac-type-icon {
   width: 16px; 
   height: 16px;
-  -moz-margin-start: 6px;
-  -moz-margin-end: 4px;
+  margin-inline-start: 6px;
+  margin-inline-end: 4px;
 }
 
 .ac-extra > .ac-result-type-tag {
diff --git a/webbrowser/themes/linux/browser.css b/webbrowser/themes/linux/browser.css
index d7344a2..805c22d 100644
--- a/webbrowser/themes/linux/browser.css
+++ b/webbrowser/themes/linux/browser.css
@@ -92,8 +92,8 @@ toolbarbutton.bookmark-item:hover:active,
 toolbarbutton.bookmark-item[open="true"] {
   padding-top: 3px;
   padding-bottom: 1px;
-  -moz-padding-start: 4px;
-  -moz-padding-end: 2px;
+  padding-inline-start: 4px;
+  padding-inline-end: 2px;
 }
 
 .bookmark-item > .toolbarbutton-icon {
@@ -137,7 +137,7 @@ menuitem.bookmark-item {
 }
 
 .bookmark-item > .menu-iconic-left > .menu-iconic-icon {
-  -moz-padding-start: 0px;
+  padding-inline-start: 0px;
 }
 
 /* Bookmark drag and drop styles */
@@ -157,7 +157,7 @@ menuitem.bookmark-item {
 .menupopup-drop-indicator {
   list-style-image: none;
   height: 2px;
-  -moz-margin-end: -4em;
+  margin-inline-end: -4em;
   background-color: Highlight;
 }
 
@@ -559,7 +559,7 @@ menuitem:not([type]):not(.menuitem-tooltip):not(.menuitem-iconic-tooltip) {
 }
 
 .toolbarbutton-1 > .toolbarbutton-icon {
-  -moz-margin-end: 0;
+  margin-inline-end: 0;
 }
 
 toolbar[mode="full"] .toolbarbutton-1:not([type="menu-button"]),
@@ -897,7 +897,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
 /* Fullscreen window controls */
 #window-controls {
   -moz-box-align: start;
-  -moz-margin-start: 10px;
+  margin-inline-start: 10px;
 }
 
 #minimize-button {
@@ -923,7 +923,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
 }
 
 .urlbar-input-box {
-  -moz-margin-start: 0;
+  margin-inline-start: 0;
   min-width: 4em;
 }
 
@@ -948,25 +948,25 @@ toolbar[iconsize="small"] #webrtc-status-button {
 #urlbar-search-splitter {
   -moz-appearance: none;
   width: 8px;
-  -moz-margin-start: -4px;
+  margin-inline-start: -4px;
 }
 
 #urlbar-search-splitter + #urlbar-container > #urlbar ,
 #urlbar-search-splitter + #search-container > #searchbar > .searchbar-textbox {
-  -moz-margin-start: 0;
+  margin-inline-start: 0;
 }
 
 #urlbar-display-box {
   margin-top: -1px;
   margin-bottom: -1px;
-  -moz-border-end: 1px solid #AAA;
-  -moz-margin-end: 3px;
+  border-inline-end: 1px solid #AAA;
+  margin-inline-end: 3px;
 }
 
 #urlbar-display {
   margin-top: 0;
   margin-bottom: 0;
-  -moz-margin-start: 0;
+  margin-inline-start: 0;
   color: GrayText;
 }
 
@@ -976,8 +976,8 @@ toolbar[iconsize="small"] #webrtc-status-button {
   height: 16px;
   margin-top: 2px;
   margin-bottom: 2px;
-  -moz-margin-start: 4px;
-  -moz-margin-end: 3px;
+  margin-inline-start: 4px;
+  margin-inline-end: 3px;
   list-style-image: url(chrome://browser/skin/identity-icons-generic.png);
   -moz-image-region: rect(0, 16px, 16px, 0);
 }
@@ -1013,7 +1013,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
 #identity-box {
   padding: 1px;
   margin: -1px;
-  -moz-margin-end: 0;
+  margin-inline-end: 0;
   font-size: .9em;
 }
 
@@ -1033,13 +1033,13 @@ toolbar[iconsize="small"] #webrtc-status-button {
 }
 
 #identity-icon-labels {
-  -moz-padding-start: 2px;
-  -moz-padding-end: 5px;
+  padding-inline-start: 2px;
+  padding-inline-end: 5px;
 }
 
 #urlbar[pageproxystate="valid"] > #identity-box.verifiedIdentity {
   color: rgb(95,127,67);
-  -moz-margin-end: 4px;
+  margin-inline-end: 4px;
   background-image: linear-gradient(rgba(226,246,208,1),
                                     rgba(203,235,177,1));
   background-position: right;
@@ -1048,7 +1048,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
 
 #urlbar[pageproxystate="valid"] > #identity-box.verifiedDomain {
   color: rgb(51,87,137);
-  -moz-margin-end: 4px;
+  margin-inline-end: 4px;
   background-image: linear-gradient(rgba(220,231,245,1),
                                     rgba(207,221,242,1));
   background-position: right;
@@ -1109,13 +1109,13 @@ toolbar[iconsize="small"] #webrtc-status-button {
 /* Identity popup body text */
 .identity-popup-description {
   white-space: pre-wrap;
-  -moz-padding-start: 15px;
+  padding-inline-start: 15px;
   margin: 2px 0 4px;
 }
 
 .identity-popup-label {
   white-space: pre-wrap;
-  -moz-padding-start: 15px;
+  padding-inline-start: 15px;
   margin: 0;
 }
 
@@ -1141,7 +1141,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
 #identity-popup-content-box.verifiedIdentity > #identity-popup-encryption ,
 #identity-popup-content-box.verifiedDomain > #identity-popup-encryption {
   margin-top: 10px;
-  -moz-margin-start: -18px;
+  margin-inline-start: -18px;
 }
 
 #identity-popup-content-box.verifiedIdentity > #identity-popup-encryption > vbox > #identity-popup-encryption-icon ,
@@ -1162,7 +1162,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
 .popup-notification-icon {
   width: 64px;
   height: 64px;
-  -moz-margin-end: 10px;
+  margin-inline-end: 10px;
 }
 
 .popup-notification-icon[popupid="geolocation"] {
@@ -1200,8 +1200,8 @@ toolbar[iconsize="small"] #webrtc-status-button {
 
 .popup-progress-label,
 .popup-progress-meter {
-  -moz-margin-start: 0;
-  -moz-margin-end: 0;
+  margin-inline-start: 0;
+  margin-inline-end: 0;
 }
 
 .popup-progress-cancel {
@@ -1210,7 +1210,7 @@ toolbar[iconsize="small"] #webrtc-status-button {
   border: none;
   padding: 0;
   margin: 0;
-  -moz-margin-start: 5px;
+  margin-inline-start: 5px;
   min-height: 0;
   min-width: 0;
   list-style-image: url("moz-icon://stock/gtk-cancel?size=menu");
@@ -1252,13 +1252,13 @@ toolbar[iconsize="small"] #webrtc-status-button {
   border-width: 0 8px 0 0;
   border-style: solid;
   border-image: url("chrome://browser/skin/urlbar-arrow.png") 0 8 0 0 fill;
-  -moz-margin-end: -8px;
+  margin-inline-end: -8px;
   margin-top: -1px;
   margin-bottom: -1px;
 }
 
 #notification-popup-box:not([hidden]) + #identity-box {
-  -moz-padding-start: 10px;
+  padding-inline-start: 10px;
   border-radius: 0;
 }
 
@@ -1710,7 +1710,7 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
 .tab-icon-image {
   width: 16px;
   height: 16px;
-  -moz-margin-end: 3px;
+  margin-inline-end: 3px;
   list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
 }
 
@@ -1725,8 +1725,8 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
 .tab-throbber[pinned],
 .tab-icon-image[pinned],
 .tabs-newtab-button > .toolbarbutton-icon {
-  -moz-margin-start: 2px;
-  -moz-margin-end: 2px;
+  margin-inline-start: 2px;
+  margin-inline-end: 2px;
 }
 
 #context_reloadTab {
@@ -1766,12 +1766,12 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
   padding: 0;
   margin-top: -1px;
   margin-bottom: -1px;
-  -moz-margin-end: -1px;
+  margin-inline-end: -1px;
 }
 
 /* Tab sound indicator */
 .tab-icon-sound {
-  -moz-margin-start: 4px;
+  margin-inline-start: 4px;
   width: 16px;
   height: 16px;
   padding: 0;
@@ -1876,13 +1876,13 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
 }
 
 .tabbrowser-arrowscrollbox > .scrollbutton-up {
-  -moz-border-start: 0;
-  -moz-border-end: 2px solid transparent;
+  border-inline-start: 0;
+  border-inline-end: 2px solid transparent;
 }
 
 .tabbrowser-arrowscrollbox > .scrollbutton-down {
-  -moz-border-start: 2px solid transparent;
-  -moz-border-end: 0;
+  border-inline-start: 2px solid transparent;
+  border-inline-end: 0;
   transition: 1s box-shadow ease-out;
   border-radius: 4px;
 }
@@ -1952,7 +1952,7 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
 
 #sidebar-throbber[loading="true"] {
   list-style-image: url("chrome://global/skin/icons/loading_16.png");
-  -moz-margin-end: 4px;
+  margin-inline-end: 4px;
 }
 
 toolbarbutton.chevron {
@@ -2040,8 +2040,8 @@ toolbar[mode="text"] toolbarbutton.chevron > .toolbarbutton-icon {
 }
 
 #allTabs-filter {
-  -moz-margin-start: 36px;
-  -moz-margin-end: 0;
+  margin-inline-start: 36px;
+  margin-inline-end: 0;
 }
 
 .allTabs-preview-label {
@@ -2051,7 +2051,7 @@ toolbar[mode="text"] toolbarbutton.chevron > .toolbarbutton-icon {
 /* Application button menu */
 
 .splitmenu-menuitem {
-  -moz-margin-end: 1px;
+  margin-inline-end: 1px;
 }
 
 #appmenu-toolbar-button:not(:hover):not([open]):not(:-moz-lwtheme) {
@@ -2064,7 +2064,7 @@ toolbar[mode="text"] toolbarbutton.chevron > .toolbarbutton-icon {
   margin-bottom: -2px !important;
 }
 #appmenuSecondaryPane {
-  -moz-border-start: 1px solid ThreeDShadow;
+  border-inline-start: 1px solid ThreeDShadow;
 }
 #appmenuSecondaryPane-spacer {
   min-height: 1em;
@@ -2184,7 +2184,7 @@ toolbar[mode="text"] toolbarbutton.chevron > .toolbarbutton-icon {
   text-shadow: none;
   background-image: linear-gradient(#B4211B, #8A1915);
   border-radius: 1px;
-  -moz-margin-end: 2px;
+  margin-inline-end: 2px;
 }
 %endif
 
diff --git a/webbrowser/themes/linux/downloads/allDownloadsViewOverlay.css b/webbrowser/themes/linux/downloads/allDownloadsViewOverlay.css
index 3526e01..b417884 100644
--- a/webbrowser/themes/linux/downloads/allDownloadsViewOverlay.css
+++ b/webbrowser/themes/linux/downloads/allDownloadsViewOverlay.css
@@ -14,7 +14,7 @@
 }
 
 .downloadTypeIcon {
-  -moz-margin-end: 8px;
+  margin-inline-end: 8px;
   /* Prevent flickering when changing states. */
   min-height: 32px;
   min-width: 32px;
diff --git a/webbrowser/themes/linux/downloads/downloads.css b/webbrowser/themes/linux/downloads/downloads.css
index 79bb5ee..368abd6 100644
--- a/webbrowser/themes/linux/downloads/downloads.css
+++ b/webbrowser/themes/linux/downloads/downloads.css
@@ -51,7 +51,7 @@
 #downloadsSummary,
 richlistitem[type="download"] {
   height: 6em;
-  -moz-padding-end: 0;
+  padding-inline-end: 0;
   color: inherit;
 }
 
@@ -96,7 +96,7 @@ richlistitem[type="download"]:last-child {
 }
 
 .downloadTypeIcon {
-  -moz-margin-end: 8px;
+  margin-inline-end: 8px;
   /* Prevent flickering when changing states. */
   min-height: 32px;
   min-width: 32px;
@@ -358,7 +358,7 @@ toolbar[brighttext] #downloads-indicator-counter {
   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);
-  -moz-border-start: none;
+  border-inline-start: none;
   border-radius: 0 2px 2px 0;
 }
 
diff --git a/webbrowser/themes/linux/engineManager.css b/webbrowser/themes/linux/engineManager.css
index 18817cd..c6d42cc 100644
--- a/webbrowser/themes/linux/engineManager.css
+++ b/webbrowser/themes/linux/engineManager.css
@@ -5,8 +5,8 @@
 %endif
 
 #engineList treechildren::-moz-tree-image(engineName) {
-  -moz-margin-end: 4px;
-  -moz-margin-start: 1px;
+  margin-inline-end: 4px;
+  margin-inline-start: 1px;
   width: 16px;
   height: 16px;
 }
diff --git a/webbrowser/themes/linux/feeds/subscribe-ui.css b/webbrowser/themes/linux/feeds/subscribe-ui.css
index b3c0b37..51eb7a1 100644
--- a/webbrowser/themes/linux/feeds/subscribe-ui.css
+++ b/webbrowser/themes/linux/feeds/subscribe-ui.css
@@ -7,17 +7,17 @@
 }
 
 .handlersMenuPopup > menuitem {
-  -moz-padding-start: 23px;
+  padding-inline-start: 23px;
 }
 
 .handlersMenuPopup > menuitem.menuitem-iconic {
-  -moz-padding-start: 2px;
+  padding-inline-start: 2px;
 }
 
 .handlersMenuPopup > .menuitem-iconic  > .menu-iconic-left {
   display: -moz-box;
   min-width: 16px;
-  -moz-padding-end: 2px;
+  padding-inline-end: 2px;
 }
 
 .chooseApplicationMenuItem {
diff --git a/webbrowser/themes/linux/feeds/subscribe.css b/webbrowser/themes/linux/feeds/subscribe.css
index dd1e24e..ac5de58 100644
--- a/webbrowser/themes/linux/feeds/subscribe.css
+++ b/webbrowser/themes/linux/feeds/subscribe.css
@@ -10,7 +10,7 @@ html {
 #feedBody {
   border: 1px solid THreeDShadow;
   padding: 3em;
-  -moz-padding-start: 30px;
+  padding-inline-start: 30px;
   margin: 2em auto;
   background: -moz-Field;
 }
@@ -25,9 +25,9 @@ html {
 #feedHeader {  
   margin-top: 4.9em;
   margin-bottom: 1em;
-  -moz-margin-start: 1.4em;
-  -moz-margin-end: 1em;
-  -moz-padding-start: 2.9em;
+  margin-inline-start: 1.4em;
+  margin-inline-end: 1em;
+  padding-inline-start: 2.9em;
   font-size: 110%;
   color: InfoText;
 }
@@ -54,12 +54,12 @@ html {
 
 #feedHeader[firstrun="true"] #feedIntroText {
   padding-top: 0.1em;
-  -moz-padding-start: 0.6em;
+  padding-inline-start: 0.6em;
   display: block;
 }
 
 #feedHeader[firstrun="true"] > #feedSubscribeLine {
-  -moz-padding-start: 1.8em;
+  padding-inline-start: 1.8em;
 }
 
 #feedSubscribeLine {
@@ -99,8 +99,8 @@ h2 {
 
 #feedTitleLink {
   float: right;
-  -moz-margin-start: .6em;
-  -moz-margin-end: 0;
+  margin-inline-start: .6em;
+  margin-inline-end: 0;
   margin-top: 0;
   margin-bottom: 0;
 }
@@ -110,15 +110,15 @@ a[href] img {
 }
 
 #feedTitleContainer {
-  -moz-margin-start: 0;
-  -moz-margin-end: .6em;
+  margin-inline-start: 0;
+  margin-inline-end: .6em;
   margin-top: 0;
   margin-bottom: 0;
 }
 
 #feedTitleImage {
-  -moz-margin-start: .6em;
-  -moz-margin-end: 0;
+  margin-inline-start: .6em;
+  margin-inline-end: 0;
   margin-top: 0;
   margin-bottom: 0;
   max-width: 300px;
diff --git a/webbrowser/themes/linux/pageInfo.css b/webbrowser/themes/linux/pageInfo.css
index 49ae493..805c2fa 100644
--- a/webbrowser/themes/linux/pageInfo.css
+++ b/webbrowser/themes/linux/pageInfo.css
@@ -75,7 +75,7 @@ textbox {
 }
 
 textbox.header {
-  -moz-margin-start: 0;
+  margin-inline-start: 0;
 }
 
 .iframe {
@@ -94,7 +94,7 @@ textbox[disabled] {
 
 /* General Tab */
 #generalPanel > #titletext {
-  -moz-margin-start: 5px;
+  margin-inline-start: 5px;
 }
 
 groupbox.collapsable caption .caption-icon { 
@@ -102,8 +102,8 @@ groupbox.collapsable caption .caption-icon {
   height: 9px;
   background-repeat: no-repeat;
   background-position: center;
-  -moz-margin-start: 1px;
-  -moz-margin-end: 3px;
+  margin-inline-start: 1px;
+  margin-inline-end: 3px;
   background-image: url("chrome://global/skin/tree/twisty-open.png");
 }
 
@@ -121,13 +121,13 @@ groupbox tree {
 }
 
 groupbox.treebox .groupbox-body { 
-  -moz-margin-start: 5px;
-  -moz-margin-end: 1px;
+  margin-inline-start: 5px;
+  margin-inline-end: 1px;
   padding-top: 0;
 }
 
 #securityBox description { 
-  -moz-margin-start: 10px;
+  margin-inline-start: 10px;
 }
 
 #general-security-identity {
@@ -182,8 +182,8 @@ treechildren::-moz-tree-cell-text(broken) {
 #feedListbox richlistitem {
   padding-top: 6px;
   padding-bottom: 6px;
-  -moz-padding-start: 7px;
-  -moz-padding-end: 7px;
+  padding-inline-start: 7px;
+  padding-inline-end: 7px;
   min-height: 25px;
   border-bottom: 1px dotted #C0C0C0;
   color: -moz-FieldText;
@@ -229,8 +229,8 @@ treechildren::-moz-tree-cell-text(broken) {
 .permission {
   padding-top: 6px;
   padding-bottom: 6px;
-  -moz-padding-start: 7px;
-  -moz-padding-end: 7px;
+  padding-inline-start: 7px;
+  padding-inline-end: 7px;
   min-height: 25px;
   border-bottom: 1px dotted #C0C0C0;
 }
diff --git a/webbrowser/themes/linux/permissions/aboutPermissions.css b/webbrowser/themes/linux/permissions/aboutPermissions.css
index 386e167..17634e8 100644
--- a/webbrowser/themes/linux/permissions/aboutPermissions.css
+++ b/webbrowser/themes/linux/permissions/aboutPermissions.css
@@ -40,7 +40,7 @@
 .site-favicon {
   height: 16px;
   width: 16px;
-  -moz-margin-end: 4px;
+  margin-inline-end: 4px;
   list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
 }
 
@@ -57,7 +57,7 @@
 
 #site-description {
   font-size: 125%;
-  -moz-margin-start: 6px; /* to match button margin */
+  margin-inline-start: 6px; /* to match button margin */
 }
 
 #site-label {
@@ -69,7 +69,7 @@
 #defaults-description {
   font-size: 125%;
   font-weight: bold;
-  -moz-margin-start: 6px;
+  margin-inline-start: 6px;
 }
 
 .pref-item {
@@ -79,7 +79,7 @@
 .pref-icon {
   width: 36px;
   height: 36px;
-  -moz-margin-end: 10px;
+  margin-inline-end: 10px;
 }
 
 .pref-icon[type="password"] {
diff --git a/webbrowser/themes/linux/places/editBookmarkOverlay.css b/webbrowser/themes/linux/places/editBookmarkOverlay.css
index f1f6210..dba6ba6 100644
--- a/webbrowser/themes/linux/places/editBookmarkOverlay.css
+++ b/webbrowser/themes/linux/places/editBookmarkOverlay.css
@@ -24,7 +24,7 @@
 .expander-down {
   min-width: 0;
   padding: 2px 0;
-  -moz-padding-start: 2px;
+  padding-inline-start: 2px;
 }
 
 .expander-up > .button-box {
diff --git a/webbrowser/themes/linux/places/organizer.css b/webbrowser/themes/linux/places/organizer.css
index cabeebb..16ead72 100644
--- a/webbrowser/themes/linux/places/organizer.css
+++ b/webbrowser/themes/linux/places/organizer.css
@@ -47,7 +47,7 @@
 }
 
 #placesMenu > menu {
-  -moz-padding-start: 4px;
+  padding-inline-start: 4px;
   -moz-binding: url("chrome://browser/skin/places/organizer.xml#toolbarbutton-dropdown");
   -moz-appearance: toolbarbutton;
   color: -moz-DialogText;
@@ -74,7 +74,7 @@
 }
 
 #infoBoxExpanderLabel {
-  -moz-padding-start: 2px;
+  padding-inline-start: 2px;
 }
 
 #searchModifiers {
diff --git a/webbrowser/themes/linux/preferences/applications.css b/webbrowser/themes/linux/preferences/applications.css
index c9d1b8c..8b63dfd 100644
--- a/webbrowser/themes/linux/preferences/applications.css
+++ b/webbrowser/themes/linux/preferences/applications.css
@@ -11,18 +11,18 @@
 .actionsMenu {
   margin-top: -1px;
   margin-bottom: -1px;
-  -moz-margin-start: -1px;
-  -moz-margin-end: 0;
+  margin-inline-start: -1px;
+  margin-inline-end: 0;
 }
 
 .typeIcon,
 .actionIcon {
-  -moz-margin-start: 3px;
-  -moz-margin-end: 3px;
+  margin-inline-start: 3px;
+  margin-inline-end: 3px;
 }
 
 richlistitem label {
-  -moz-margin-start: 1px;
+  margin-inline-start: 1px;
   margin-top: 2px;
 }
 
@@ -51,16 +51,16 @@ menuitem[appHandlerIcon="plugin"] {
 }
 
 .actionsMenu .menulist-icon {
-  -moz-margin-end: 1px;
+  margin-inline-end: 1px;
   height: 16px;
   width: 16px;
 }
 
 .actionsMenu > menupopup > menuitem > .menu-iconic-left {
-  -moz-padding-start: 0;
-  -moz-padding-end: 4px !important;
+  padding-inline-start: 0;
+  padding-inline-end: 4px !important;
 }
 
 .actionsMenu > menupopup > menuitem {
-  -moz-padding-start: 3px;
+  padding-inline-start: 3px;
 }
diff --git a/webbrowser/themes/linux/sanitizeDialog.css b/webbrowser/themes/linux/sanitizeDialog.css
index 96cf3bc..28d4e7e 100644
--- a/webbrowser/themes/linux/sanitizeDialog.css
+++ b/webbrowser/themes/linux/sanitizeDialog.css
@@ -3,12 +3,12 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #sanitizeDurationChoice {
-  -moz-margin-end: 0;
+  margin-inline-end: 0;
 }
 
 /* Align the duration label with the warning box and item list */
 #sanitizeDurationLabel {
-  -moz-margin-start: 3px;
+  margin-inline-start: 3px;
 }
 
 
@@ -56,15 +56,15 @@
   padding: 0;
   margin-top: 6px;
   margin-bottom: 6px;
-  -moz-margin-start: -6px;
-  -moz-margin-end: 0;
+  margin-inline-start: -6px;
+  margin-inline-end: 0;
 }
 
 .expander-up,
 .expander-down {
   min-width: 0;
   padding: 2px 0;
-  -moz-padding-start: 2px;
+  padding-inline-start: 2px;
 }
 
 .expander-up {
@@ -86,8 +86,8 @@
 
 /* Make the item list the same width as the warning box */
 #itemList {
-  -moz-margin-start: 0;
-  -moz-margin-end: 0;
+  margin-inline-start: 0;
+  margin-inline-end: 0;
 }
 
 /* Without this a useless scrollbar appears in the listbox when its rows
@@ -100,8 +100,8 @@
 
 /* Align the last dialog button with the end of the warning box */
 .prefWindow-dlgbuttons {
-  -moz-margin-end: 0;
+  margin-inline-end: 0;
 }
 .dialog-button[dlgtype="accept"] {
-  -moz-margin-end: 0;
+  margin-inline-end: 0;
 }
diff --git a/webbrowser/themes/linux/searchbar.css b/webbrowser/themes/linux/searchbar.css
index cb6ecff..0352e27 100644
--- a/webbrowser/themes/linux/searchbar.css
+++ b/webbrowser/themes/linux/searchbar.css
@@ -26,7 +26,7 @@
   height: 16px;
   width: 16px;
   list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.png");
-  -moz-margin-start: 2px;
+  margin-inline-start: 2px;
 }
 
 .searchbar-engine-button {
@@ -41,7 +41,7 @@
 .searchbar-engine-button > .button-box {
   -moz-appearance: none;
   padding: 2px 0;
-  -moz-padding-end: 2px;
+  padding-inline-end: 2px;
   border: 0;
 }
 
diff --git a/webbrowser/themes/linux/statusbar/overlay.css b/webbrowser/themes/linux/statusbar/overlay.css
index 2351aac..d326bac 100644
--- a/webbrowser/themes/linux/statusbar/overlay.css
+++ b/webbrowser/themes/linux/statusbar/overlay.css
@@ -57,7 +57,7 @@ toolbar[mode="icons"] #status4evar-download-button[forcelabel="true"] > label
 {
 	margin: 0px 2px !important;
 	margin-top: -1px !important;
-	-moz-margin-start: 4px !important;
+	margin-inline-start: 4px !important;
 }
 
 /*
@@ -81,7 +81,7 @@ splitter.status4evar-status-splitter
 
 #notification-popup-box
 {
-	-moz-margin-start: -1px;
+	margin-inline-start: -1px;
 }
 
 #urlbar .urlbar-over-link-box
diff --git a/webbrowser/themes/linux/syncCommon.css b/webbrowser/themes/linux/syncCommon.css
index 9a84ceb..9ad7214 100644
--- a/webbrowser/themes/linux/syncCommon.css
+++ b/webbrowser/themes/linux/syncCommon.css
@@ -8,7 +8,7 @@
 }
 
 .statusIcon {
-  -moz-margin-start: 4px;
+  margin-inline-start: 4px;
   max-height: 16px;
   max-width: 16px;
 }
diff --git a/webbrowser/themes/linux/syncSetup.css b/webbrowser/themes/linux/syncSetup.css
index 4c6518a..f84fd08 100644
--- a/webbrowser/themes/linux/syncSetup.css
+++ b/webbrowser/themes/linux/syncSetup.css
@@ -99,7 +99,7 @@ description > .text-link:focus {
 }
 
 .inputColumn {
-  -moz-margin-end: 2px
+  margin-inline-end: 2px
 }
 
 .pin {
diff --git a/webbrowser/themes/shared/plugin-doorhanger.inc.css b/webbrowser/themes/shared/plugin-doorhanger.inc.css
index bda08e4..798be2c 100644
--- a/webbrowser/themes/shared/plugin-doorhanger.inc.css
+++ b/webbrowser/themes/shared/plugin-doorhanger.inc.css
@@ -16,7 +16,7 @@
 }
 
 .center-item-label {
-  -moz-margin-start: 6px;
+  margin-inline-start: 6px;
   margin-bottom: 0;
   text-overflow: ellipsis;
 }
@@ -26,7 +26,7 @@
   background-repeat: no-repeat;
   width: 16px;
   height: 15px;
-  -moz-margin-start: 6px;
+  margin-inline-start: 6px;
 }
 
 .click-to-play-plugins-notification-button-container {