.multip_contact_info{
  flex-direction: column;
}
.box_multip_contact_info:nth-child(1){
  border-bottom: solid .1rem #ddd;
  padding-bottom: 2rem;
  margin-bottom: 2rem;
}

/*事業領域アイコン*/
.business_content .rd{
  background-image: url(/jp/network/img/rd.png);
}
.business_content .sales{
  background-image: url(/jp/network/img/sales.png);
}
.business_content .ap_support{
  background-image: url(/jp/network/img/ap_support.png);
}
.business_content .production{
  background-image: url(/jp/network/img/production.png);
}
.business_content .maintenance{
  background-image: url(/jp/network/img/maintenance.png);
}
.business_content .sales_support{
  background-image: url(/jp/network/img/sales_support.png);
}