test/public/assets/js/mtree/mtree.css

.clearfix {
	zoom: 1;
	display: block
}

.clearfix:after {
	content: ".";
	display: block;
	height: 0;
	clear: both;
	visibility: hidden;
}

.sc-mtree {
	padding: 0;
}

.sc-mtree-item {
	float: left;
	height: 25px;
	min-width: 140px;
	list-style: none;
}

.sc-mtree-item.active {
	position: relative;
}

.sc-mtree-item-box {
	overflow: hidden;
	display: inline-block;
	height: 26px;
	position: relative;
	padding-right: 5px;
	margin: 1px;
}

.sc-mtree-item-box input {
	margin: 2px 4px;
}

.sc-mtree-childs {
	display: none;
}

.sc-mtree-switch {
	width:0px;
	height:0px;
	border:5px solid;
	border-color:#555 transparent transparent transparent;
	border-style:solid dashed dashed dashed;
	line-height: 1em;
	display: block;
	float: right;
	margin-top: 6px;
	margin-left: 3px;
	margin-right: 3px;
	cursor: pointer;
}

.sc-mtree-checked-count {
	color: red;
	display: block;
	float: right;
}

.sc-mtree-item.active .sc-mtree-item-box {
	background: #f0f0f0;
	border: solid 1px #ddd;
	border-bottom: none;
	margin: 0px;
	z-index: 6;
}

.sc-mtree-item.active .sc-mtree-childs {
	display: block;
	width: 360px;
	position: absolute;
	top: 25px;
	left: 0px;
	background: #f0f0f0;
	border: solid 1px #ddd;
	z-index: 5;
	padding: 2px;
    box-shadow: 0 1px 1px rgba(0,0,0,0.08);
	-webkit-box-shadow: 0 1px 1px rgba(0,0,0,0.08);
}

.sc-mtree-item.active .sc-mtree-childs .sc-mtree-item-box {
	background: auto;
	border: none;
}

.sc-mtree-item.active .sc-mtree-childs .sc-mtree-item {
	width: auto;
	min-width: 80px;
	margin-right: 5px;
}

.sc-mtree-item.active .sc-mtree-switch { 
	width:0px; 
	height:0px; 
	border:5px solid; 
	border-color:transparent transparent #555 transparent;
	border-style:dashed dashed solid dashed;
	margin-top: 1px;
}