#site-map ul li.expanded {
  list-style-image: url("../../images/list/plus.png");
}
#site-map ul li.leaf {
  list-style-image: url("../../images/list/arrow3.png");
}
#site-map ul li a {
  border-bottom: 1px solid #000;
}
#site-map ul li a:hover {
  border: none;
}