1 files changed, 73 insertions, 0 deletions
diff --git a/application/palemoon/themes/linux/browser.css b/application/palemoon/themes/linux/browser.css
index c6587babc..cf48dc819 100644
--- a/application/palemoon/themes/linux/browser.css
+++ b/application/palemoon/themes/linux/browser.css
@@ -1758,6 +1758,79 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
   -moz-margin-end: -1px;
 }
 
+/* Tab sound indicator */
+.tab-icon-sound {
+  -moz-margin-start: 4px;
+  width: 16px;
+  height: 16px;
+  padding: 0;
+}
+
+.tab-icon-sound:not(:-moz-any([soundplaying],[muted])),
+.tab-icon-sound[pinned] {
+  display: none;
+}
+
+.tab-icon-sound[soundplaying] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio");
+}
+
+.tab-icon-sound[soundplaying]:hover {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-hover");
+}
+
+.tab-icon-sound[soundplaying]:hover:active {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-pressed");
+}
+
+.tab-icon-sound[muted],
+.tab-icon-sound[blocked] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted");
+}
+
+.tab-icon-sound[muted]:hover,
+.tab-icon-sound[blocked]:hover {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-hover");
+}
+
+.tab-icon-sound[muted]:hover:active,
+.tab-icon-sound[blocked]:hover:active {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-pressed");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[soundplaying] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-dark");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[soundplaying]:hover {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-dark-hover");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[soundplaying]:hover:active {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-dark-pressed");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[blocked],
+#TabsToolbar[brighttext] .tab-icon-sound[muted] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-dark");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[blocked]:hover,
+#TabsToolbar[brighttext] .tab-icon-sound[muted]:hover {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-dark-hover");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[blocked]:hover:active,
+#TabsToolbar[brighttext] .tab-icon-sound[muted]:hover:active {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-dark-pressed");
+}
+
+.tab-icon-sound[soundplaying-scheduledremoval]:not([muted]):not(:hover),
+.tab-icon-overlay[soundplaying-scheduledremoval]:not([muted]):not(:hover) {
+  transition: opacity .3s linear var(--soundplaying-removal-delay);
+  opacity: 0;
+}
+
 /* Tabstrip new tab button */
 .tabs-newtab-button,
 #TabsToolbar > #new-tab-button ,