* {padding:0; margin:0}
.dropdown {float:left;}
.dropdown dt {cursor:pointer;}
.dropdown dd {position:absolute; overflow:hidden; display:none; z-index:200; opacity:0;}
.dropdown ul {list-style:none; border-top:none; padding-top:2px;}
.dropdown li {display:inline;}
.dropdown a, .dropdown a:active, .dropdown a:visited {display:block;}