ul.dropdown,ul.dropdown li,ul.dropdown ul{ list-style:none; margin:0; padding:0}ul.dropdown{ position:relative; z-index:597; float:left}ul.dropdown li{ float:left; line-height:1.3em; vertical-align:middle}ul.dropdown li.hover,ul.dropdown li:hover{ position:relative; z-index:599; cursor:default}ul.dropdown ul{ visibility:hidden; position:absolute; top:100%; left:0; z-index:598; width:100%}ul.dropdown ul li{ float:none}ul.dropdown ul ul{ top:1px; left:99%}ul.dropdown li:hover >ul{ visibility:visible}