@media (min-width: 768px) {
  .three_box{
    display: flex;
    flex-flow: nowrap;
    justify-content: space-between;
    margin-top: 40px
  }
.three_block{
  width: 360px;
  background-color: #f9f9f9;
  position: relative;
}
.show_img{
  /* height: 563px; */
  width: 255px;
  box-shadow: 4px 6px 20px #e3e3e4;
  display: block;
  margin: 30px auto
}

}

@media (max-width: 768px) {

.show_img{
  width: 94%;
  margin: 20px auto;
  display: block
}
.three_block{
  position: relative;
  background-color: #f9f9f9;
  margin-top: 34px
}
}

.three_block{
  border-radius: 14px;
  overflow: hidden;
}
.download_section{
  margin: 50px 0
}

.show_div{
  background-color: #f9f9f9;
  padding: 0 20px 34px;
  text-align: center
}

.down_btn{
  background: url("../images/download/pc_btn.png");
  width: 103px;
  height: 30px;
  display: block;
}
.down_btn:hover{
  opacity: 0.8;
}
.code_div{
  margin-top: 38px;
  display: flex
}

.show_name{
  font-size: 20px;
  color: #3a494a;
  display: inline-block;
  margin: 20px 0 0 16px
}
.code_info{
  text-align: left;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  margin: auto 0
}
.account_info{
  margin-top: 2px;
  line-height: 26px;
  display: flex;
  align-items: center;
  color: #3a3939
}
.scan_tip{
  height: 150px;
  display: flex;
  align-items: center;
  color: #3b3a3b
}
.try_out_account{
  color: #3b3a3b
}
.blue_column{
  background-color: #0b76fc;
  width: 4px;
  height: 20px;
  position: absolute;
  margin-top: 24px;
}