* {padding:0; margin:0}
.dropdown {float:left; }
.dropdown dd {position:absolute; overflow:hidden; display:none; z-index:200; opacity:0}
.dropdown dd {position:absolute; overflow:hidden; display:none; z-index:200; opacity:0}
.dropdown li {display:inline}
.dropdown a, .dropdown a:active, .dropdown a:visited {display:block; padding:0;}