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

.rs1 {
    margin: 0 2px;
}

.rs2 {
    margin: 0 1px;
}