.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
}