* {padding:0; margin:0}
.dropdown {float:center; }

.dropdown dd {position:absolute; overflow:hidden; width:220px; display:none; background:#fff;  opacity:0}

.dropdown ul {width:214px; border:3px solid #e1e1e1; list-style:none; border-bottom:none}
.dropdown li {display:inline}

.dropdown a, .dropdown a:visited {display:block; padding:3px; color:#5b5b5b; text-decoration:none;  width:208px}
.dropdown a:hover {background:#f2f2f2;}
.dropdown a:active {background:#e8e8e8;}

.dropdown .underline {background:#f2f2f2; }