body {margin:0px auto;}
* {padding:0; margin:0}

.dropdown1 {float:left;}
.dropdown1 dt {width:70px;cursor:pointer;}
.dropdown1 dt:hover {background-repeat: repeat-x;color:#3d3d45;text-decoration:underline;}
.dropdown1 dd {margin-top:3px;color:black;position:absolute; overflow:hidden; border:1px solid #AAAAAA;border-top:none;width:170px; display:none; background:#e2e2e2; z-index:200; opacity:0}

.dropdown2 {float:left;}
.dropdown2 dt {width:80px;cursor:pointer;}
.dropdown2 dt:hover {background-repeat: repeat-x;color:#3d3d45;text-decoration:underline;}
.dropdown2 dd {margin-top:3px;color:black;position:absolute; overflow:hidden; border:1px solid #AAAAAA;border-top:none;width:170px; display:none; background:#e2e2e2; z-index:200; opacity:0}