#screen{
	position:relative;
	width:720px;

}
	#navigation{
	overflow:hidden;
	}
		#navigation li{
				float:left;
			}
	
#sections{
	overflow:hidden;
	width:720px;
	clear:left;
}
	
	#sections ul{
		width:2160px;
		list-style-type:none;
	}
	#sections ol li{
		float:none;
	}
	
		#sections li{
			float:left;
		}

#navigation ul{list-style-type:none;}