@charset "utf-8";body{max-width:750px;margin:0 auto;background-color:#0a031e}.main{font-size:0;line-height:0}.top{position:relative}.top .bg{width:100%}.top .btn-group{position:absolute;bottom:0;left:0;width:100%}.top .btn-group .btn{display:flex;justify-content:center;height:1.01rem;-webkit-animation:breathe 1s infinite;animation:breathe 1s infinite}.top .btn-group .btn img{height:100%;margin:0 auto}.bottom{font-size:0;line-height:0}.bottom img{width:100%}.btn-gohome{cursor:pointer}.aside-service{position:fixed;top:.46rem;right:.24rem;width:1.24rem;height:1.91rem;background:url(../images/service.png) no-repeat;background-size:cover}@media (min-width:750px){.aside-service{right:50%;margin-right:-355px}}@-webkit-keyframes breathe{from{transform:scale(1)}50%{transform:scale(.9)}to{transform:scale(1)}}@keyframes breathe{from{transform:scale(1)}50%{transform:scale(.9)}to{transform:scale(1)}}