list.css

/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

.monaco-list {
	position: relative;
	height: 100%;
	width: 100%;
	white-space: nowrap;
	overflow: hidden;
}

.monaco-list.mouse-support {
	user-select: none;
	-webkit-user-select: none;
}

.monaco-list > .monaco-scrollable-element {
	height: 100%;
}

.monaco-list-rows {
	position: relative;
	width: 100%;
	height: 100%;
}

.monaco-list.horizontal-scrolling .monaco-list-rows {
	width: auto;
	min-width: 100%;
}

.monaco-list-row {
	position: absolute;
	box-sizing: border-box;
	overflow: hidden;
	width: 100%;
}

.monaco-list.mouse-support .monaco-list-row {
	cursor: pointer;
	touch-action: none;
}

/* Make sure the scrollbar renders above overlays (sticky scroll) */
.monaco-list .monaco-scrollable-element > .scrollbar.vertical,
.monaco-pane-view > .monaco-split-view2.vertical > .monaco-scrollable-element > .scrollbar.vertical {
	z-index: 14;
}

/* for OS X ballistic scrolling */
.monaco-list-row.scrolling {
	display: none !important;
}

/* Focus */
.monaco-list.element-focused,
.monaco-list.selection-single,
.monaco-list.selection-multiple {
	outline: 0 !important;
}

/* Filter */

.monaco-list-type-filter-message {
	position: absolute;
	box-sizing: border-box;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	padding: 40px 1em 1em 1em;
	text-align: center;
	white-space: normal;
	opacity: 0.7;
	pointer-events: none;
}

.monaco-list-type-filter-message:empty {
	display: none;
}