.tree {
    min-height:20px;
    padding:14px;
    margin-bottom:20px;
    background-color:#fbfbfb; 
    -webkit-border-radius:0px;
    -moz-border-radius:0px;
    border-radius:0px;
    -webkit-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
    -moz-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
    box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05)
}
ul, ol {
    padding: 0;
    margin: 0 0 10px 5px;
}
.tree li {
    list-style-type:none;
    margin:0;
    padding:5px 5px 0 5px;
    position:relative;
}
.tree li::before, .tree li::after {
    content:'';
    left:-2px;
    position:absolute;
    right:auto
}
.tree li::before {
    border-left:1px solid #999;
    bottom:50px;
    height:100%;
    top:0;
    width:1px
}
.tree li::after {
    border-top:1px solid #999;
    height:15px;
    top:15px;
    width:10px
}
.tree li span {
    -moz-border-radius:5px;
    -webkit-border-radius:5px;
    border:0px solid #999;
    border-radius:5px;
    display:inline-block;
    padding:0px 0px;
    text-decoration:none;
    cursor:pointer;
    word-wrap:break-word;word-break:break-all;
}
.tree li.parent_li>span {
    cursor:pointer
}
.tree>ul>li::before, .tree>ul>li::after {
    border:0
}
.tree li:last-child::before {
    line-height:20px
}
.tree li.parent_li>span:hover, .tree li.parent_li>span:hover+ul li span { 
    border:0px solid #94a0b4; 
}
.tree li.content_li>span:hover{ 
    color:#ff6a00;
}
.tree li.content_li span {border:0; color:#0d5ff3;padding:0px 0px; margin-left:5px; display:block;
    word-wrap:break-word;word-break:break-all;}
.tree li.content_li label { color:#ff6a00; }
.tree li.content_li {border:0;
    line-height:16px}

.icon-plus-sign {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-top: 1px;
    *margin-right: .3em;
    line-height: 14px;
    vertical-align: text-top;
    background-image: url("../img/glyphicons-halflings.png");
    background-position: 14px 14px;
    background-repeat: no-repeat;
    background-position: 0 -96px;
}
.icon-minus-sign {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-top: 1px;
    *margin-right: .3em;
    line-height: 14px;
    vertical-align: text-top;
    background-image: url("../img/glyphicons-halflings.png");
    background-position: 14px 14px;
    background-repeat: no-repeat;
    background-position: -24px -96px;
}