#rbox_640 h3 { 
  margin:0 0 20px; padding:0 0 10px;
  font-size:16px;
  line-height:1;
  color:#000;
  font-weight:bold;
  background:url(https://img12.shop-pro.jp/PA01063/129/etc/line_01.gif) repeat-x bottom;
}

#rbox_640 p {
  margin:0 0 40px;
  color:#555;
}