.main_sec{
  margin: 0 auto 0 auto;
  font-size:16px;
}
.main_sec *{
  box-sizing:border-box;
}
.main_sec h2{
  text-align:center;
  background-color:#638BC8;
  color:white;
  font-size:20px;
  padding:7px;
  font-weight:bold;
  margin-top:10px;
}
.main_sec .casestudy-box{
  margin-top:50px;
}
.main_sec .casestudy-box .left{
  float:none;
  width:90%;
  margin:0 auto;
}
.main_sec .casestudy-box .left img{
  width:100%;
}
.main_sec .casestudy-box .right{
  float:none;
  text-align:left;
}
.main_sec .casestudy-box .right .blue{
  color:#638BC8;
  font-weight:normal;
  font-size:16px;
  margin-right:20px;
}
.main_sec .casestudy-box .job,
.main_sec .casestudy-box .area{
  font-size:18px;
  font-weight:bold;
  border-bottom:1px dashed #ccc;
}
.main_sec .casestudy-box .job,
.main_sec .casestudy-box .person,
.main_sec .casestudy-box .area{
  line-height:2;
  padding-top:5px;
  padding-bottom:5px;
}

.main_sec .banner-box{
  margin:50px auto 50px auto;
}

.main_sec .banner-box img{
  width:100%;
}

.main_sec .comming-soon{
  text-align:center;
  margin-top:20px;
  margin-bottom:50px;
}
.main_sec .comming-soon > div{
  display:inline-block;
  border:3px solid black;
  padding:15px 0;
  width:300px;
  font-weight:bold;
}