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

/*!
 * VisualEditor ContentEditable Node styles.
 *
 * @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
 * @license The MIT License (MIT); see LICENSE.txt
 */

/* Alien styling */

.ve-ce-alienNode,
.ve-ce-alienNode * {
	position: relative !important;
	top: 0 !important;
	left: 0 !important;
	bottom: 0 !important;
	right: 0 !important;
}

.ve-ce-alienNode {
	z-index: 0;
}

/* Alien blocks and their contents are unselectable / unclickable */
.ve-ce-alienBlockNode,
.ve-ce-alienBlockNode * {
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;
}

.ve-ce-alienBlockNode::-moz-selection,
.ve-ce-alienBlockNode *::-moz-selection {
	background: transparent;
}

.ve-ce-node-shield {
	position: absolute !important;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	background-color: transparent !important;
	-webkit-user-select: auto;
	-moz-user-select: element;
	-ms-user-select: element;
	user-select: element;
}

/* Fix weird Chrome native selection involving floated elements */
.ve-ce-alienBlockNode:before,
.ve-ce-alienBlockNode:after {
	content: '';
}

.ve-ce-alienBlockNode {
	display: block;
}

.ve-ce-alienInlineNode {
	display: inline;
}

.ve-ce-slugBlock {
	display: block;
}

.ve-ce-branchNode h1:empty:before,
.ve-ce-branchNode h2:empty:before,
.ve-ce-branchNode h3:empty:before,
.ve-ce-branchNode h4:empty:before,
.ve-ce-branchNode h5:empty:before,
.ve-ce-branchNode h6:empty:before,
.ve-ce-branchNode p:empty:before {
	content: url('data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==');
}

li.ve-ce-branchNode p.ve-ce-branchNode:first-child {
	margin: 0;
	padding: 0;
}