.dropdown-tree > ul {
    overflow-y: auto;
    overflow-x: hidden;
    white-space: nowrap;
}

.dropdown-tree li {
    list-style: none
}

.dropdown-tree li > i {
    margin-left: 10px;
}

.dropdown-tree li:hover {
    background: #eee;
}

.dropdown-tree li:hover ul {
    background: white;
}

.dropdown-tree li:hover ul li:hover {
    background: #eee;
}

.dropdown-tree a {
    display: inline-block !important;
    padding: 3px 20px;
    clear: both;
    font-weight: 400;
    line-height: 1.42857143;
    color: #333;
    white-space: nowrap;
    text-decoration: none;
    background: transparent !important;
    position: relative;
}

.dropdown-tree .arrow {
    position: absolute;
    margin-left: -15px;
    top: 50%;
    transform: translateY(-50%);
}

.dropdown-tree .btn-default {
    min-width: 280px;
}

.btn-default .caret {
    float: right;
    margin-top: 6px;
}

.dropdown-tree .dropdown-menu {
    min-width: 280px;
}

/*RTL CSS*/
.rtl-dropdown-tree {
    direction: rtl !important
}

.rtl-dropdown-tree > ul {
    right: 0;
    left: unset;
    text-align: right
}

.rtl-dropdown-tree .arrow {
    right: 6px
}

.rtl-dropdown-tree li > i {
    margin-left: 0;
    margin-right: 10px;
}

.fa-square {
    color: #D0D5DD;
}

.fa-square:before, .fa-check-square:before {
    font-size: 16px;
}

.dropdown-menu li a {
    padding: 3px 12px;
}

.dropdown-menu li {
    display: flex;
    align-items: center;
}