.treeTable-empty {
    width: 20px;
    display: inline-block;
}

.treeTable-icon {
    cursor: pointer;
}

table .treeTable-icon i.layui-icon {
    font-size: 14px;
}

.treeTable-icon .layui-icon-right:before {
    content: "\e602";
}

.treeTable-icon.open .layui-icon-right:before {
    content: "\e61a";
    background-color: transparent;
}