.tree {    padding-left: 14px;    overflow:auto;    position:relative;}.tree-solid-line {    padding-left: 12px;}.tree.tree-no-line {    padding-left: 0;}.tree:before{    width: 1px;    z-index:1;    display:block;    content:"";    position:absolute;    top:-21px;    bottom:16px;    left:0;    border-left:1px dotted #666;}.tree.tree-solid-line:before {    border-left:1px solid #999;}.tree.tree-no-line:before {    display: none;}.tree .tree-folder{    width:auto;    min-height:20px;    cursor:pointer;}.tree .tree-folder .tree-folder-header{    position:relative;    min-height:20px;    line-height:20px;    min-width: 100px;}.tree .tree-folder .tree-folder-header:hover{    background-color: #f3f3f3;    border-radius: 0px;}.tree .tree-folder .tree-folder-header .tree-folder-name,.tree .tree-item .tree-item-name {    display:inline;    z-index:2;}.tree .tree-folder img {    margin-left: 4px;}.tree .tree-folder .tree-folder-header .tree-folder-name{    margin-left:2px;}.tree .tree-folder .tree-folder-content{    margin-left:23px;    position:relative}.tree .tree-folder .tree-folder-content:before{    display:inline-block;    content:"";    position:absolute;    width: 1px;    z-index:1;    top:-9px;    bottom:16px;    left:-12px;    border-left:1px dotted #666;}.tree.tree-solid-line .tree-folder .tree-folder-content:before {    border-left:1px solid #999;}.tree.tree-no-line .tree-folder .tree-folder-content:before {    display: none;}.tree .tree-item{    position:relative;    min-height:20px;    line-height:20px;    min-width: 100px;    cursor:pointer}.tree .tree-item:hover{    background-color:#f3f3f3;    border-radius: 0px;}.tree .tree-item .tree-item-name{    margin-left:2px;}.tree .tree-folder,.tree .tree-item {    position:relative;}.tree .tree-folder:before,.tree .tree-item:before {    display:inline-block;    content:"";    position:absolute;    top:14px;    left:-13px;    width:18px;    height:0;    border-top:1px dotted #666;    z-index:1;}.tree.tree-solid-line .tree-folder:before,.tree.tree-solid-line .tree-item:before {    border-top:1px solid #999;}.tree.tree-no-line .tree-folder:before,.tree.tree-no-line .tree-item:before {    display: none;}.tree .tree-selected{    background-color: #F1F2F7;    color:#6398b0;    border-radius: 4px;    -webkit-border-radius: 4px;}.tree .tree-selected:hover{    background-color:#f3f3f3;    border-radius: 4px;    -webkit-border-radius: 4px;}.tree .tree-item,.tree .tree-folder{    border:1px solid #FFF}.tree .tree-item,.tree .tree-folder .tree-folder-header{    margin:0;    padding:4px 5px 6px 5px;    color:#333;    -webkit-box-sizing:content-box;    -moz-box-sizing:content-box;    box-sizing:content-box;}.tree .tree-item .tree-item-name >i,.tree .tree-folder .tree-folder-header >i {    color: #a6a6a6;}.tree .tree-item.tree-selected >i,.tree .tree-item .tree-item-name >i{    margin-left: -2px;    width: 14px;    display: inline-block;    text-align: center;    margin-right: 1px;    color: #a6a6a6;}.tree.tree-plus-minus .tree-folder-header .fa-folder-open:before {    height: 16px;    width: 16px;    line-height: 16px;    vertical-align: middle;    display: inline-block;    background: url("../image/tree-icons.png") no-repeat;    background-position: 0 -23px;    content: "";}.tree.tree-plus-minus .tree-folder-header .fa-folder:before {    height: 16px;    width: 16px;    line-height: 16px;    vertical-align: middle;    display: inline-block;    background: url("../image/tree-icons.png") no-repeat;    background-position: 0 0px;    content: "";}.ie .tree.tree-plus-minus .tree-folder-header .fa-folder:before,.ie .tree.tree-plus-minus .tree-folder-header .fa-folder-open:before {    margin-top: -5px;}.tree.tree-plus-minus .tree-folder-name {    margin-left: 0px !important;}.tree .tree-actions {    display: none;    position: absolute;    margin-top: 1px;    right: 4px;}.tree .tree-item:hover .tree-actions,.tree .tree-folder-header:hover .tree-actions {    display: inline-block;}.tree .tree-actions >i {    font-weight: 300;    padding: 1px 3px;    text-align: center;    font-size: 14px;    color: #999;    margin-right: 6px;    margin-top: 0px;    display: inline-block;}.tree .tree-actions >i:hover {    color: #666;}