.demo-subtitle{color:#333;margin:0 2rem}.qrcode-demo-area{padding-bottom:.4rem}.qrcode-demo-area .qrcode-demo{box-sizing:border-box;width:10rem;height:12.5866rem;margin:0 auto;margin-top:1rem;background:url(https://cdn.xinstall.com/xweb_static/assets/img/scan-bg.852d276fe.png) center no-repeat;background-size:cover;padding-top:3rem;text-align:center}.qrcode-demo-area .qrcode-demo .dome-text{color:#333333;font-size:.32rem}.qrcode-demo-area .qrcode-demo img.qrcode-img{width:5rem;height:5rem;margin-top:1rem}