.tree {
	min-height: 20px;
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;
	border-radius: 4px;
  }

  .tree li {
	list-style-type: none;
	margin: 0;
	padding: 3px;
	position: relative;
  }

  .tree ul ul li:hover {
	background: rgba(0, 0, 0, 0.015);
  }

  .tree li:before, .tree li:after {
	content: '';
	left: -20px;
	position: absolute;
	right: auto;
  }

  .tree li:before {
	border-left: 1px solid #999999;
	bottom: 50px;
	height: 100%;
	top: -11px;
	width: 1px;
	-webkit-transition: "border-color 0.1s ease 0.1s";
	-moz-transition: "border-color 0.1s ease 0.1s";
	-o-transition: "border-color 0.1s ease 0.1s";
	transition: "border-color 0.1s ease 0.1s";
  }

  .tree li:after {
	border-top: 1px solid #999999;
	height: 20px;
	top: 18px;
	width: 25px;
  }

  .tree li span {
	-moz-border-radius: 5px;
	-webkit-border-radius: 5px;
	border: 1px dotted #999999;
	border-radius: 5px;
	display: inline-block;
	padding: 3px 8px;
	text-decoration: none;
	-webkit-transition: color 0.2s ease 0.1s, background-color 0.2s ease 0.1s, border-color 0.3s ease 0.2s;
	-moz-transition: color 0.2s ease 0.1s, background-color 0.2s ease 0.1s, border-color 0.3s ease 0.2s;
	-o-transition: color 0.2s ease 0.1s, background-color 0.2s ease 0.1s, border-color 0.3s ease 0.2s;
	transition: color 0.2s ease 0.1s, background-color 0.2s ease 0.1s, border-color 0.3s ease 0.2s;
  }

  .tree li.parent_li> span {
	cursor: pointer;
	padding: 4px;
	background-color: #cccccc;
  }

  .tree> ul> li:before, .tree> ul> li::after {
	border: 0;
  }

  .tree li:last-child::before {
	height: 30px;
  }

  .tree li.parent_li> span:hover, .tree li.parent_li> span:hover+ ul li span {
	background: #eee;
	border: 1px solid #94a0b4;
	color: #000000;
  }

  .tree> ul {
	padding-left: 0px;
  }

  .tree ul ul {
	padding-left: 34px;
	padding-top: 10px;
  }

  .tree li.parent_li> span:hover {
	background-color: #DF8505;
	border: 1px solid #C67605;
	color: #ffffff;
  }

  .tree li.parent_li> span:hover+ ul li::before {
	border-left-color: #F89406;
  }

  .tree li.parent_li> span:hover+ ul li::after {
	border-top-color: #F89406;
  }

  .tree li.parent_li> span:hover+ ul li span {
	background: #FDDFB3 !important;
	border: 1px solid #FAA937;
	color: #000;
  }