.dropdown {float:left; padding-right:5px}
.dropdown dt { padding:5px; font-weight:bold; cursor:pointer; color:#1d7cbf;}
.dropdown dd {width:90px; position:absolute; overflow:hidden; display:none; background:#fff; z-index:200; opacity:0}
.dropdown ul {list-style:none; border-top:none}
.dropdown li {display:inline}
.dropdown a, .dropdown a:active, .dropdown a:visited {width:66px; display:block;}
.dropdown a:hover {color:#000}
.dropdown .underline {border:1px solid #b9d6dc; border-top:none;}