body {
    font:normal 12px/20px sans-serif;
}

.treeui-caret {
    color:#555;
    font-size:10px;
    padding-right:5px;
}

.treeui-caret:hover {
    cursor:pointer;
}

.treeui-level {
    padding-left:15px;
    border-left:1px solid #555;
}