+.tab-icon-sound[muted]:hover:active {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-backgroundTab-muted-pressed");
+}
+
+.tab-icon-sound[visuallyselected=true][soundplaying] {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio");
+}
+
+.tab-icon-sound[visuallyselected=true][soundplaying]:hover {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-hover");
+}
+
+.tab-icon-sound[visuallyselected=true][soundplaying]:hover:active {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-pressed");
+}
+
+.tab-icon-sound[visuallyselected=true][muted] {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted");
+}
+
+.tab-icon-sound[visuallyselected=true][muted]:hover {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-hover");
+}
+
+.tab-icon-sound[visuallyselected=true][muted]: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-white");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[soundplaying]:hover {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-white-hover");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[soundplaying]:hover:active {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-white-pressed");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[muted] {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-white");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[muted]:hover {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-white-hover");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[muted]:hover:active {
+ list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted-white-pressed");
+}
+
+.tab-close-button {
+ margin-top: 1px;
+ padding: 0;
+}
+
+.tab-background,
+.tabs-newtab-button {
+ /* overlap the tab curves */
+}
+
+.tabbrowser-arrowscrollbox > .arrowscrollbox-scrollbox {
+}
+
+/* Tab Overflow */
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-start-indicator:not([collapsed]),
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-end-indicator:not([collapsed]) {
+}
+
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-start-indicator:-moz-locale-dir(rtl),
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-end-indicator:-moz-locale-dir(ltr) {
+}
+
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-start-indicator:not([collapsed]) {
+}
+
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-end-indicator:not([collapsed]) {
+}
+
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-start-indicator[collapsed],
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-end-indicator[collapsed] {
+}
+
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-start-indicator,
+.tabbrowser-arrowscrollbox > .arrowscrollbox-overflow-end-indicator {
+}
+
+.tab-background-start[visuallyselected=true]::after,
+.tab-background-start[visuallyselected=true]::before,
+.tab-background-start,