.treeview ul { /*CSS for Simple Tree Menu*/
    margin: 0;
    padding: 0;
}

.treeview li { /*Style for LI elements in general (excludes an LI that contains sub lists)*/
    background: #252525 url(../images/catalog/list.png) no-repeat left center;
    list-style-type: none;
    color: #fff;
    font-size: 16px;
    padding-left: 22px;
    margin-top: 10px;
    margin-bottom: 13px;
}

.treeview li.submenu { /* Style for LI that contains sub lists (other ULs). */
    background: #252525 url(../images/catalog/closed.png) no-repeat left 1px;
    cursor: hand !important;
    cursor: pointer !important;
}

.treeview li.submenu ul { /*Style for ULs that are children of LIs (submenu) */
    display: none; /*Hide them by default. Don't delete. */
    cursor: default;
}

.treeview .submenu ul li { /*Style for LIs of ULs that are children of LIs (submenu) */
    cursor: hand !important;
    cursor: pointer !important;
    color: #d5d5d5;
    margin-top: 10px;
    margin-bottom: 10px;
}

.treeview .submenu ul li a {
    color: #d5d5d5;
}

.treeview .submenu ul li a:hover {
    color: #ffff00;
}