.l1, .l2, .l3, .l4{font-size:1px; overflow:hidden; display:block;}
.l1 {height:1px; background:#ddd; margin:0 5px;}
.l2 {height:1px; background:#eee; border-right:2px solid #ddd; border-left:2px solid #ddd; margin:0 3px;}
.l3 {height:1px; background:#eee; border-right:1px solid #ddd; border-left:1px solid #ddd; margin:0 2px;}
.l4 {height:2px; background:#eee; border-right:1px solid #ddd; border-left:1px solid #ddd; margin:0 1px;}
.contentl {background: #eee; border-right:1px solid #ddd; border-left:1px solid #ddd;}
.contentl div {margin-left: 5px;}