-}
-
-/* Hide sidebar with one tab */
-#sidebar-box[sidebarcommand="treestyletab_piro_sakura_ne_jp-sidebar-action"] {
- transition: all 0.2s ease;
-}
-#main-window:not([customizing])
- #sidebar-box[sidebarcommand="treestyletab_piro_sakura_ne_jp-sidebar-action"]:not(:has([data-current-uri="about:newtab"])):not(:hover) {
- z-index: 2 !important;
- overflow: hidden;
- min-width: 2px !important;
- max-width: 2px !important;
-}