body {margin:25px; font:11px Verdana, Arial, Helvetica}

* {padding:0; margin:0}

.dropdown {float:left; padding-right:5px}

.dropdown dt {width:130px; /*border:2px solid #4b5573;*/ padding:8px; font-weight:bold; cursor:pointer; }

.dropdown dt:hover {background:url(images/header_over.gif)}

.dropdown dd {position:absolute; overflow:hidden; width:208px; 

display:none; background:#fff; z-index:200; opacity:0}

.dropdown ul {width:130px;  solid #9ac1c9; list-style:none; 
border-top:none}

.dropdown li {display:inline}

.dropdown a, .dropdown a:active, .dropdown a:visited {display:block; padding:5px; color:#4b5573; text-decoration:none;  width:130px}

.dropdown a:hover {background:#d9e1e4; color:#000}

/*.dropdown .underline {border-bottom:1px solid #b9d6dc}*/