.main_inner .content{ color: #333; margin-bottom: 200px;}
.main_inner .content h3{ font-weight: bold; margin-bottom: 15px; }
.main_inner .content h3, .main_inner .content h4 em{
  font-size: 36px;
  line-height: 37px;
}
.main_inner .content h4
{
  font-size: 20px;
  font-weight: bold;
  line-height: 21px;
  margin-bottom: 7px;
  letter-spacing: -1px;
}
.main_inner .content h3 strong,.main_inner .content p strong, .main_inner .content h4 strong{ color: #ff8204; }

.main_inner .content iframe{ margin: 35px 0 45px; }

.main_inner .content .box{ margin-top: 45px; overflow: hidden; }
.main_inner .content .box img{ float: left; }
.main_inner .content .box .list
{
  float: left;
  width: 381px;
  margin-left: 20px;
}
.main_inner .content .box .line{ border-top: 1px solid #e1e1e1; margin: 20px 0; }
.main_inner .content .box.right img{ float: right; }
.main_inner .content .box.right .list{ margin: 0 20px 0 0; width: 399px; }

.main_inner .content h4 em,.main_inner .content h4 span,.main_inner .content h4 strong{ font-style: normal; vertical-align: bottom; }