.Dropdown
{z-index:2;width:790px;margin:0 auto;}

.Dropdown ul
{margin:0;padding:0;list-style-type:none;}

.Dropdown ul li
{float:left;margin-right:1em;position:relative;border:solid 1px #fff;border-width: 0px 1px;z-index:1;}

.Dropdown ul li:hover
{border-color:#bdbdbd;z-index:2;}

.Dropdown ul li a
{padding:.5em;display:block;z-index:1;}

.Dropdown ul li a:hover
{background-color:#eee;z-index:2;}

.Dropdown ul li:hover a /* Maintains hover state on the top level */
{background-color:#eee;z-index:2;}

.Dropdown ul li ul
{display:none;width:195px;}

.Dropdown ul li ul li
{border:none;}

.Dropdown ul li:hover ul
{display:block;position:absolute;top:28px;left:-1px;}

.Dropdown ul li:hover ul li a
{width:155px;display:block;z-index:2;padding:.35em .1em .35em .5em;
 background-color:#fff;border:solid 1px #bdbdbd;border-bottom:0px;
 text-align:left;}

.Dropdown ul li:hover ul li.last-child a
{border-bottom:solid 1px #bdbdbd;}

.Dropdown ul li:hover ul li a:hover
{background-color:#eee;}