div.context_menu_container, div.sub_menu_container {
  border-bottom: 1px solid silver;
  overflow: hidden;
  margin-bottom: 1em; }

ul.context_menu, ul.sub_menu {
  height: 1.5em;
  list-style: none;
  margin: 0;
  padding: 0; }
  ul.context_menu li, ul.sub_menu li {
    border-left: 1px solid silver;
    float: left;
    line-height: 1.1em;
    margin: 0 0.5em 0 -0.5em;
    padding: 0 0.5em; }
    ul.context_menu li a.selected, ul.sub_menu li a.selected {
      font-weight: bold; }