.PC,html{height:100%}.PC{background-image:url(http://album.usho.cn/www/upload/af68e6c90375e49ac816d751ab703449.png);background-size:cover;background-position:bottom center}.PC>.page-group{background-color:transparent}.page-qrcode{position:absolute;top:10px;left:50%;z-index:10;width:180px;height:220px;border-radius:8px;margin-left:440px;background-color:#FFF!important;box-shadow:0 8px 16px 0 rgba(0,0,0,.1)}.page-qrcode .qrcode-wrap{width:140px;height:140px;border:1px solid #C7C7C7;margin:20px auto;padding:10px}.page-qrcode #com-qrcode{width:120px;height:120px;margin:0 auto}.page-qrcode .text{font-size:16px;color:#666;text-align:center;line-height:1}