*{margin:0;padding:0}img{width:100%;display:block}#app{position:relative}@-webkit-keyframes Heart{0%{-webkit-transform:scale(.9);transform:scale(.9)}to{-webkit-transform:scale(1);transform:scale(1)}}@keyframes Heart{0%{-webkit-transform:scale(.9);transform:scale(.9)}to{-webkit-transform:scale(1);transform:scale(1)}}.btn{width:7.05333rem;height:1.18667rem;animation:Heart .8s linear infinite alternate-reverse;-webkit-tap-highlight-color:rgba(0,0,0,0);position:absolute;top:20.78667rem;left:1.48rem}