body{overflow:hidden}#app,.box,.page-container,body{height:100%}.box{width:100%;display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap;display:-webkit-flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;background-image:url(../img/luckyDrawBg.4ae77ac2.jpg);background-size:100%;background-repeat:no-repeat}.box .a{margin-left:35%;width:30%}.box .title{width:100%;text-align:center}.box .qrCode{width:30%;height:600px}.box .qrCode img{margin-left:150px;width:200px;height:200px}.box .info{display:none;margin-right:100px;margin-left:10px;width:300px;height:50px}