@charset "utf-8";

.business_area,
.industrial_gas_area,
.industrial_gas_area {
  margin-bottom: 40px;
}

.business_area .inner,
.industrial_gas_area .inner,
.industrial_gas_area .inner,
.food_gas_area .inner {
  width: 590px;
  margin: 0 auto;
}

.business_area .box {
  margin-bottom: 30px;
  padding: 10px 13px 20px 11px;
  border-width: 1px 1px 1px 9px;
  border-style: solid;
  border-color: #0380b7;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.business_area .business_list {
  width: 456px;
  float: left;
}

.business_area .business_list li {
  width: 32%;
  margin-bottom: 5px;
  float: left;
}

.business_area .business_list li:nth-child(3n+1) {
  width: 36%;
}

.industrial_gas_area h3 {
  margin-bottom: 10px;
  font-size: 1.8rem;
  color: #0380b7;
}

.industrial_gas_area li {
  width: 290px;
  height: 130px;
  margin-bottom: 10px;
  padding: 10px;
  float: left;
  background: #0380b7;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.industrial_gas_area li:nth-child(odd) {
  margin-right: 10px;
}

.industrial_gas_area li .left {
  width: 110px;
  height: 110px;
  float: left;
  border-right: 1px solid  #1ea4d3;
}

.industrial_gas_area li .right {
  padding: 10px 4px 10px 8px;
  font-size: 1.2rem;
  color: #fff;
  float: left;
  border-left: 1px solid  #006689;
}

.food_gas_area li {
  width: 290px;
  margin-bottom: 10px;
  padding: 5px 15px;
  color: #fff;
  float: left;
  background: #0380b7;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.food_gas_area li:nth-child(odd) {
  margin-right: 10px;
}