.rtop,.rbottom{
	display:block;
}

.rtop *,.rbottom *{
	display:block;
	height: 1px;
	overflow: hidden;
}

.r1{
	margin: 0 5px;
}

.r2{
	margin: 0 3px;
}

.r3{
	margin: 0 2px;
}

.r4{
	margin: 0 1px;
	height: 2px;
}


.rs1{
	margin: 0 2px;
}

.rs2{
	margin: 0 1px;
}