a.nav, a.nav:link, a.nav:visited {display:block; width:136px; height:25px; background:#3399FF; border:1px solid #000; margin-right:2px; text-align:center; text-decoration:none; font-family:verdana, arial, sans-serif; font-size:12px; color:#000; line-height:25px; overflow:hidden; float:left;}

a.nav:hover {color:#fff; background:#3399CC;} 

#cont{
	margin-left: 70px;

	
}