body{background:#f4f5f6}
header{display:none}
.nav-bar{position:fixed;top:0;left:0;right:0;background:#fff;z-index:9}
.main-content{margin-top:60px}
.news-list{background:none}
.news-list li{
 background:#fff;
 margin:12px;
 padding:16px;
 border-radius:12px;
 box-shadow:0 4px 12px rgba(0,0,0,.05)
}
footer{display:none}