/* base nav styles */  
nav { 
	display:block; 
	margin:0 auto 20px; 
	border:1px solid #222; 
	position:relative; 
	background-color:#6a6a6a; 
	font:16px Tahoma, Sans-serif; 
}  

nav ul { 
	padding:0; 
	margin:0; 
}  

nav li { 
	position:relative; 
	float:left; 
	list-style-type:none; 
}  
nav ul:after { 
	content:"."; 
	display:block; 
	height:0; 
	clear:both; 
	visibility:hidden; 
}  

nav li a { 
	display:block; 
	padding:10px 20px; 
	border-left:1px solid #999; 
	border-right:1px solid #222; 
	color:#eee; 
	text-decoration:none; 
}  

nav li a:focus { 
	outline:none; 
	text-decoration:underline; 
}  

nav li:first-child a { border-left:none; }  

nav li.last a { border-right:none; }  

nav a span { 
	display:block; 
	float:rightright; 
	margin-left:5px; 
}  

nav ul ul { 
	display:none; 
	width:100%; 
	position:absolute; 
	left:0; 
	background:#6a6a6a; 
}  

nav ul ul li { float:none; }  
nav ul ul a { 
	padding:5px 10px; 
	border-left:none; 
	border-right:none; 
	font-size:14px; 
}  
nav ul ul a:hover { background-color:#555; }