.pc-page{position:fixed;top:0;left:0;bottom:0;right:0;overflow:auto}.pc-page .mainimg-box{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:100%}.pc-page .mainimg-box>img{display:block;width:100%}.pc-page .qr-code{position:absolute;background:green}.pc-page .qr-code>img{width:100%}.container .page{position:relative;height:100vh;min-height:1334px}.container .page .btn-go{position:absolute;display:block;opacity:0}