.tree,
.tree ul {
	margin: 0;
	padding: 0;
	list-style: none;
}
.tree ul {
	margin-left: 1em;
	position: relative;
}
.tree ul ul {
	margin-left: 0.5em;
}
.tree ul:before {
	content: "";
	display: block;
	width: 0;
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	border-left: 1px solid;
}
.tree li {
	margin: 0;
	padding: 0 1em;
	line-height: 2em;
	color: #369;
	font-weight: 700;
	position: relative;
}
.tree ul li:before {
	content: "";
	display: block;
	width: 10px;
	height: 0;
	border-top: 1px solid;
	margin-top: -1px;
	position: absolute;
	top: 1em;
	left: 0;
}
.tree ul li:last-child:before {
	background: #fff;
	height: auto;
	top: 1em;
	bottom: 0;
}
.indicator {
	margin-right: 5px;
}
.tree li a {
	text-decoration: none;
	color: #369;
}
.tree li button,
.tree li button:active,
.tree li button:focus {
	text-decoration: none;
	color: #369;
	border: none;
	background: transparent;
	margin: 0px 0px 0px 0px;
	padding: 0px 0px 0px 0px;
	outline: 0;
}