#menu_principal ul {
	width:970px;
	height:44px;
	}	
	#menu_principal ul li {		
		float: left;
		height:44px;
		margin-right:1px;
		}		
		#menu_principal ul li a {
			display:block;
			height:44px;
			display:inline;
		}
		
		#menu_principal ul li ul {
			width:140px;
			margin-left:10px;
			height:auto;
			}	
			#menu_principal ul li ul li {		
				float: none;
				height:16px;
				margin-right:1px;
				margin-top:4px;
				}		
				#menu_principal ul li a {
					display:block;
					height:12px;
					color:#FFF;
					text-decoration:none;
					}
				#menu_principal ul li a:hover {
					height:12px;
					color:#FFF;
					text-decoration:underline;
					}