mediawiki-extensions-VisualEditor/modules/ve/ce/styles/ve.ce.Surface.css

.ve-ce-surface {
	overflow: hidden;
	font-size: 1em; /* to look more like MediaWiki use: 0.8em */;
}

.ve-ce-surface-textarea {
	position: absolute;
	z-index: -1;
	opacity: 0;
	color: white;
	background-color: white;
	border: none;
	padding: 0;
	margin: 0;
	width: 1px;
}

.ve-ce-surface-textarea:focus {
	outline: none;
}

.ve-ce-surface-cursor {
	position: absolute;
	background-color: black;
	width: 1px;
	display: none;
}