html, body{
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
}

.jiemian{
  position: relative;

  width: 100%;
  height: 100%;

  max-width: 430px;        
  max-height: 932px;       

  overflow: hidden;
  border-radius: 3px;     

  background-image: url("../image/bg.webp");
  background-repeat: no-repeat;
  min-height: 100%;
  height: 100%;
  margin: 0 auto;
  background-size: 100% 100%;

  display: flex;
  justify-content: center;
  align-items: center;
}

#tubiao{
    width: 270px;
    position: absolute;
    top: 10px;
    left: 10px;
}

#renwu{
    width: min(80vw,330px);
    position: absolute;
    bottom: 150px;
}

.footer{
    position: fixed;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    border-top-right-radius: 8px;
    background-size: 100% 100%;
    height: 150px;
    width: 100%;
    max-width: 430px;
}

.download{
   display: flex;
   text-align: center;
   justify-content: center;
   padding-bottom: .5rem;
}

.download img{
    padding-top: 25px;
    width: 40vw;
    max-width: 200px;
    height: auto;
}

#title{
    color:#fff;
    text-align:center;
    padding: 0;
    margin: 8px;
    letter-spacing:2px;
    line-height: 1.4;

  display: -webkit-box;         
  -webkit-box-orient: vertical;   
}