1/* style for collapsable tree */
2
3.tree {
4    min-height:20px;
5    padding:19px;
6    margin-bottom:20px;
7    background-color:#fbfbfb;
8    border:1px solid #999;
9    -webkit-border-radius:4px;
10    -moz-border-radius:4px;
11    border-radius:4px;
12    -webkit-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
13    -moz-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
14    box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05)
15}
16.tree li {
17    list-style-type:none;
18    margin:0;
19    padding:10px 5px 0 5px;
20    position:relative
21}
22.tree li::before, .tree li::after {
23    content:'';
24    left:-20px;
25    position:absolute;
26    right:auto
27}
28.tree li::before {
29    border-left:1px solid #999;
30    bottom:50px;
31    height:100%;
32    top:0;
33    width:1px
34}
35.tree li::after {
36    border-top:1px solid #999;
37    height:20px;
38    top:25px;
39    width:25px
40}
41.tree li span {
42    -moz-border-radius:5px;
43    -webkit-border-radius:5px;
44    border:1px solid #999;
45    border-radius:5px;
46    display:inline-block;
47    padding:3px 8px;
48    text-decoration:none
49}
50.tree li.parent_li>span {
51    cursor:pointer
52}
53.tree>ul>li::before, .tree>ul>li::after {
54    border:0
55}
56.tree li:last-child::before {
57    height:30px
58}
59.tree li.parent_li>span:hover, .tree li.parent_li>span:hover+ul li span {
60    background:#eee;
61    border:1px solid #94a0b4;
62    color:#000
63}