#mo_menu {
  position:relative;
} #mo_menu div {
  position:absolute;
  visibility:hidden;
} #mo_menu div div {
  position:relative;
  visibility:hidden;
  z-index:100;
  padding:4px;
  
  filter:alpha(opacity=80);
  opacity:.80;
  background-color:#000000;
  border:#fff 3px solid;
  
  width:200px;
}