.header{
  background: url(../img/top_bg_mobile.png) top center no-repeat;
  background-size: 100% auto;
  height: 2rem;
}
.viewLogo{
  margin-bottom: 0.6rem;
}
.appicon{
  border: none;
  width: 2rem;
  height: 2rem;
}
.iconBox{
  position: relative;
    width: max-content;
    margin: auto;
}
.appName h2{
  text-align: center;
  color: #333;
  font-size: 0.48rem;  
    text-shadow: none;
    font-weight: 400;
    padding-top: 0.3rem;
}
.QRcode{
  width: 7rem;
    margin-top: 0.5rem;
}
.install{
  background-color: #28caad;
  line-height: initial;
  border: 1px solid transparent;
  padding: 0.16rem 1.2rem;
  font-size: 0.36rem;
  cursor: pointer;
  font-weight: 400;
  border-radius: 0.6rem;
  display: block;
  margin-top: 1rem;
}