/***
Copyright (c) 2014 by Ilya Pestov (http://codepen.io/Pestov/pen/BLpgm)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

.tree {
	margin: 16px;
}

.tree ul, .tree li {
	margin: 0;
	padding: 0;
}

.tree ul {
	padding-top: 20px;
	position: relative;
	padding-left: 0px;

	transition: all 0.5s;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
}

.tree li {
	/* float: left; */
	text-align: center;
	list-style-type: none;
	position: relative;
	padding: 20px 5px 0 5px;

	transition: all 0.5s;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;

	vertical-align: top;
	display: inline-block;
}

.tree li::before, .tree li::after {
	content: '';
	position: absolute;
	top: 0;
	right: 50%;
	border-top: 2px solid #ccc;
	width: 50%;
	height: 20px;
}

.tree li::after {
	right: auto;
	left: 50%;
	border-left: 2px solid #ccc;
}

/*We need to remove left-right connectors from elements without 
any siblings*/
.tree li:only-child::after, .tree li:only-child::before {
	display: none;
}

/*Remove space from the top of single children*/
.tree li:only-child {
	padding-top: 0;
}

/*Remove left connector from first child and 
right connector from last child*/
.tree li:first-child::before, .tree li:last-child::after {
	border: 0 none;
}

/*Adding back the vertical connector to the last nodes*/
.tree li:last-child::before {
	border-right: 2px solid #ccc;
	border-radius: 0 4px 0 0;
	-webkit-border-radius: 0 4px 0 0;
	-moz-border-radius: 0 4px 0 0;
}

.tree li:first-child::after {
	border-radius: 4px 0 0 0;
	-webkit-border-radius: 4px 0 0 0;
	-moz-border-radius: 4px 0 0 0;
}

/*Time to add downward connectors from parents*/
.tree ul ul::before {
	content: '';
	position: absolute;
	top: 0;
	left: 50%;
	border-left: 2px solid #ccc;
	width: 0;
	height: 20px;
}

.tree li div.node {
	background-color: #D6D6D6;
	border: none;
	color: black;

	padding: 5px 10px;
	text-decoration: none;
	display: inline-block;
	max-width: 600px;

	border-radius: 4px;
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;

	transition: all 0.5s;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
}

/* active part */
.tree li > div.node.active,
.tree li > div.node.active + ul li div.node:not(:hover) {
	background-color: #5C5C5C;
	color: white;
	border: none;
}

/*Connector styles on hover*/
.tree li div.node.active + ul li::after,
.tree li div.node.active + ul li::before,
.tree li div.node.active + ul::before,
.tree li div.node.active + ul ul::before {
	border-color: #5C5C5C;
}

/*Time for some hover effects*/
/*We will apply the hover effect the the lineage of the element also*/
.tree li div.node:hover,
.tree li div.node:hover + ul li div.node {
	background: #51a351 !important;
	color: #fff !important;

}

/*Connector styles on hover*/
.tree li div.node:hover + ul li::after,
.tree li div.node:hover + ul li::before,
.tree li div.node:hover + ul::before,
.tree li div.node:hover + ul ul::before {
	border-color: #51a351 !important;
}
