* {padding:0; margin:0}
.dropdown {float:right; padding-right:5px; font-size:10px;}
.dropdown dt {width:208px; border:padding:0px; font-weight:bold; cursor:pointer; background:url(images/50th_backnunber.jpg) no-repeat top left; width:183px; height:26px; text-indent:-9999px;}
.dropdown dt:hover {background:url(images/50th_backnunber.jpg) no-repeat bottom left; width:183px; height:26px;}
.dropdown dd {position:absolute; overflow:hidden; width:183px; display:none; background:#fff; z-index:200; opacity:0}
.dropdown ul {width:208px; list-style:none; border-top:none}
.dropdown li {display:inline}
.dropdown a, .dropdown a:active, .dropdown a:visited {display:block; padding:5px; color:#333; text-decoration:none; background:#ffded8; width:178px}
.dropdown a:hover {background:#fff4f2; color:#000}
.dropdown .underline {border-bottom:1px solid #fdd7cf}