/**
 * NukeViet Content Management System
 * @version 4.x
 * @author VINADES.,JSC <contact@vinades.vn>
 * @copyright (C) 2009-2021 VINADES.,JSC. All rights reserved
 * @license GNU/GPL version 2 or any later version
 * @see https://github.com/nukeviet The NukeViet CMS GitHub project
 */

.tree {
    min-height: 20px;
    margin-bottom: 20px;
}

.tree li {
    list-style-type: none;
    margin: 0;
    padding: 10px 5px 0 5px;
    position: relative;
}

.tree li::before,
.tree li::after {
    content: '';
    left: -20px;
    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: 20px;
    top: 25px;
    width: 25px;
}

.tree li span {
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border: 1px solid #999;
    border-radius: 5px;
    display: inline-block;
    padding: 3px 8px;
    text-decoration: none;
}

.tree li.parent_li > span {
    cursor: pointer;
}

.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: #000;
}