code-server/lib/vscode/extensions/simple-browser/media/main.css

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

:root {
	--container-paddding: 20px;
	--input-padding-vertical: 2px;
	--input-padding-horizontal: 4px;
	--input-margin-vertical: 4px;
	--input-margin-horizontal: 0;
}

html, body {
	height: 100%;
	min-height: 100%;
	padding: 0;
	margin: 0;
}

body {
	display: grid;
	grid-template-rows: auto 1fr;
}

input:not([type='checkbox']),
textarea {
	display: block;
	width: 100%;
	border: none;
	font-family: var(--vscode-font-family);
	padding: var(--input-padding-vertical) var(--input-padding-horizontal);
	color: var(--vscode-input-foreground);
	outline-color: var(--vscode-input-border);
	background-color: var(--vscode-input-background);
}

input::placeholder,
textarea::placeholder {
	color: var(--vscode-input-placeholderForeground);
}

button {
	border: none;
	padding: var(--input-padding-vertical) var(--input-padding-horizontal);
	text-align: center;
	outline: 1px solid transparent;
	outline-offset: 2px !important;
	color: var(--vscode-icon-foreground);
	background: none;
}

button:hover:not(:disabled) {
	cursor: pointer;
	background: var(--vscode-button-hoverBackground);
}

button:disabled {
	opacity: 0.5;
	background: var(--vscode-button-background);
}

button:focus {
	outline-color: var(--vscode-focusBorder);
}

.header {
	display: flex;
	margin: 0.4em 1em;
}

.url-input {
	flex: 1;
}

.controls {
	display: flex;
}

.controls button {
	display: flex;
	margin-right: 0.3em;
}

.content {
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
}

iframe {
	width: 100%;
	height: 100%;
	border: none;
}

.iframe-focused-alert {
	display: none;
	position: absolute;
	bottom: 1em;
	background: var(--vscode-editorWidget-background);
	color: var(--vscode-editorWidget-foreground);
	padding: 0.2em 0.2em;
	border-radius: 4px;

	font-size: 8px;
	font-family: monospace;
	user-select: none;
	pointer-events: none;
}

.iframe-focused.enable-focus-lock-indicator .iframe-focused-alert {
	display: block;
}