#home{background:url(../img/index_bg.png) repeat-y center 0;background-color:#63c5c7;background-size:100%;display:-webkit-box;display:-ms-flexbox;display:flex;z-index:0}#home:before{background:url(../img/logo.png) no-repeat 50%;background-size:100%;content:"";height:.375rem;left:.135rem;position:absolute;top:.15rem;width:1.28rem}#home:after{background:url(../img/index_img.png) no-repeat 50%;background-size:100%;content:"";height:4.2rem;margin:auto;width:2.4rem}#home .start-btn{background:url(../img/start_btn.png) no-repeat 50%;background-size:100%;bottom:.4rem;height:.715rem;left:0;margin:auto;position:absolute;right:0;text-indent:-9999px;width:1.645rem}