.list { position: relative; min-height: 0; overflow: auto; outline: none; /* Rows are controls: a page that opts into text selection must not select them on drag / ⌘A. */ -webkit-user-select: none; user-select: none; } .list::-webkit-scrollbar { width: 10px; height: 10px; } .list::-webkit-scrollbar-thumb { background-color: var(--scrollbar-thumb); border: 2px solid transparent; border-radius: 5px; background-clip: content-box; } .list::-webkit-scrollbar-thumb:hover { background-color: var(--scrollbar-thumb-hover); } .list::-webkit-scrollbar-track, .list::-webkit-scrollbar-corner { background: transparent; } .emptyWrap { display: flex; align-items: center; justify-content: center; color: var(--fg-faint); } .sizer { position: relative; width: 100%; } /* Popup/list rows: selection inset from the edges with Popup.Selection.arc rounding. */ .row, .section { position: absolute; top: 0; left: var(--list-inset, 6px); width: calc(100% - 2 * var(--list-inset, 6px)); display: flex; align-items: center; } .row { gap: 6px; padding: 0 8px; border-radius: var(--radius-selection, 5px); color: var(--fg-strong); white-space: nowrap; } .row:hover { background: var(--bg-tree-hover, color-mix(in srgb, var(--fg-strong) 4%, transparent)); } .active, .active:hover { background: var(--bg-tree-selected); } /* A focusable list that lost focus shows the inactive selection, like IDEA's JList. */ .list[tabindex="0"]:not(:focus-within) .active { background: var(--bg-tree-selected-inactive); } .section { padding: 0 8px; color: var(--fg-muted); font-size: var(--fs-small); }