b.mjuu, b.mchini{display:block;background: #fff}
div.safi{margin: 3% 3%;background: #99cc99;}
b.mjuu b, b.mchini b{display:block;height: 1px;overflow:hidden;background:#99CC99;}
b.m1{margin: 0 5px}
b.m2{margin: 0 3px}
b.m3{margin: 0 2px}
b.mjuu b.m4, b.mchini b.m4{margin: 0 1px;height: 2px}