/* main menu */
ul#main_nav  {
  list-style-type:none;
  margin:0 auto;
  height:100%;
  }

ul#main_nav li {   
   float: left;
   width: 80px;
   height:100%;
   padding: 5px 10px;
   position:relative;
   list-style-type:none;
   }

ul#main_nav li:hover{
	background:#B5D499;
	border-radius:5px;
}

ul#main_nav li a { 
   color: #fff;
   text-decoration: none;
   padding: 0 13px;
   }

/* sub menu */

ul.sub_nav {
	position:absolute;
	clear:both;
	display:none;/*hides the sub nav menu*/
	width:102px;
	margin-left:-11px;
	top:30px;
	background-color:#7AC143;
	border-radius:0 0 5px 5px;
	
}

ul#main_nav li ul.sub_nav li {
	clear:both;
	height:25px;
	width:100%;
	padding:0px;
	margin:0px;
}

ul#main_nav li ul.sub_nav li a {
	padding-left:10px;
}

.nav_selected{
	background:#7AC143;
	color:#fff;
	border:none;
}