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@RReverser RReverser/userChrome.css

Last active Dec 2, 2017
What would you like to do?
Firefox CSS for nice vertical tabs with TabCenter Redux
/* Hide horizontal tab strip */
#TabsToolbar {
visibility: collapse;
/* Reduce width of the navigation panel so that it doesn't conflict with macOS window controls */
#nav-bar:not([inFullscreen]) {
padding-left: 70px;
/* Hide "Tabs" header on the sidebar */
#sidebar-box[sidebarcommand="_0ad88674-2b41-4cfb-99e3-e206c74a0076_-sidebar-action"] #sidebar-header {
visibility: collapse;
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