nav {position:relative; z-index: 999;}
nav ul ul { display: none; }
nav ul li:hover > ul { display: block; }
nav ul { 
	padding: 0px; margin:0px;
	list-style: none;
	position: relative;
}

nav ul:after { content: ""; clear: both; display: block;}
nav ul li { float: left; border-right:1px solid #0f0f0f; border-left:1px solid #282828; }
nav ul li:hover { background: #4b545f; }
nav ul li:hover a { color: #fff; text-decoration:none; }
nav ul li a { display: block; padding: 14px 20px; color: #ffffff; text-decoration: none; font-size:14px; }

nav ul ul { background: #5f6975; padding: 0; position: absolute; top: 100%; }
nav ul ul li { float: none;  border-top: 1px solid #6b727c; border-bottom: 1px solid #575f6a; position: relative; width:200px; border-left:0px; border-right:0px;}
nav ul ul li a { padding: 14px 20px; color: #fff; font-size:12px; font-weight:bold; }	
nav ul ul li a:hover { background: #4b545f; }
nav ul ul ul { position: absolute; left: 100%; top:0; }