body{padding:0;margin:0}.container{height:100vh;background-color:#000;display:flex;flex-direction:column;overflow:scroll}.header{width:100%;height:1.333333rem;background-color:#e77c8e;position:fixed}.main{width:100%;flex:1;background-color:#2bae85;margin:1.333333rem 0}.footer{width:100%;height:1.333333rem;background-color:#7a7374;position:fixed;bottom:0}