.top_title{
  background:#fff url("./favicon.ico") 20px 10px no-repeat;
  background-size: 30px 30px;
  height:50px;
  line-height: 50px;
  padding-left: 60px;
  position: fixed;
  top:0px;
  width:100%;
  z-index: 100;
  color:#333;
}
.top_title span{

  color:#999;
  font-size: 12px;
}
.top_describe{
  background-color: #fff;
  text-align: center;
  padding-bottom:20px;
  padding-top:40px;
}
.top_describe .top_describe_title{
  color:#333;
  font-size: 24px;
  padding-bottom: 20px;
}
.top_describe .top_describe_1{
  color:#8b8b8b;
  font-size: 20px;
  padding-bottom: 10px;
}
.top_img{
  width:100%;
}
.content_1,.content_2{
  width:100%;
  padding-bottom: 50px;
  background: #fff;
  position: relative;
  box-sizing: border-box;
  height:500px;
}
.content_1 .content_1_left{
  position: absolute;
  left: 0px;
  top:0px;
  width:40%;
}
.content_1 .content_1_left .content_1_left_div{
  position: absolute;
  right:0px;
  width:60%;
  padding-right: 80px;
  box-sizing: border-box;
}
.content_1 .content_1_title{
  font-size: 20px;
  color:#333;
}
.content_1 .content_1_describe{
  font-size: 14px;
  color:#8b8b8b;
}
.content_1 .content_1_right{
  position: absolute;
  right: 0px;
  top:0px;
  width:60%;
}
.content_1 .show_img{
  width:80%;
}
.content_2 .content_2_left{
  position: absolute;
  left: 0px;
  top:0px;
  width:60%;
}
.content_2 .content_2_right{
  position: absolute;
  right: 0px;
  top:0px;
  width:40%;
}

.content_2 .content_2_right .content_2_right_div{
  position: absolute;
  left:0px;
  width:60%;
  padding-left: 80px;
  box-sizing: border-box;
}
.content_2 .content_2_title{
  font-size: 20px;
  color:#333;
}
.content_2 .content_2_describe{
  font-size: 14px;
  color:#8b8b8b;
}

.content_2 .show_img{
  width:80%;
  position: absolute;
  right:0px;
}
.qr_code{
  background:#fff;
  position: absolute;
  right:-97px;
  bottom:0px;
  font-size: 12px;
  padding-top: 6px;
  color:#8b8c8e;
  text-align: center;
}
.qr_code img{
  width:100px;
  height:100px;
}
.beian{
  background-color: #fafbff;
  width:100%;
  text-align: center;
  font-size: 12px;
  color:#8b8c8e;
  height:30px;
  line-height:30px;
}
.beian a{
  color:#8b8c8e;
  text-decoration:none;
}
.beian .left{
  display: inline-block;
  position: absolute;
  left: 0px;
  padding-left: 30px;
}