body,html{height:100%}a,body,div,li,p,ul{padding:0;margin:0}#wrap{overflow:hidden;width:100%}#main{position:relative;transition:top 1.5s}.page{width:100%;margin:0}#pageUl{position:fixed;right:10px;bottom:50%}.active{color:red}.main{font-size:80px;text-align:center;display:flex;align-items:center;justify-content:center}