html,body{background-color:black;display:block;width:100%;height:100%;margin:0;padding:0}img{margin:0}#app{width:100%;height:100%;padding:0;margin:0 auto}@media screen and (min-width: 1920px){#app{width:1920px}}#app-body{background-image:url(/geniusshooter/assets/2c0ab508b26306f9fa62b9724abda41b.jpg);background-repeat:no-repeat;background-size:cover;width:100%}#app-body #qr-wechatmp{position:absolute}#app-body #btn{background-image:url(/geniusshooter/assets/f925a29ba1dda1f19eeec6ae5651d35e.png);background-size:cover;position:absolute}#app-body a{width:100%;height:48%;display:block}@media screen and (min-width: 750px){#app-body{background-image:url(/geniusshooter/assets/c95293f76455c8f3d5947fa05edf37bb.jpg)}}#app-footer{background-color:black;width:100%;height:203px}#app-footer .info{display:block;color:#747474;margin:30px auto;width:90%;text-align:center}#app-footer .info p{padding:0;margin:0}#app-footer .info p:nth-child(2){color:white}#app-footer .info div{margin-top:20px}