.banner{background:url(https://cdn.xinstall.com/xweb_static/assets/img/bg.51b994642.png) no-repeat center;background-size:cover;height:300px;overflow:hidden}.banner img{display:block;width:507px;margin:80px auto}.content{box-sizing:border-box;width:1160px;padding:40px;margin:-50px auto 100px;background:#fff;box-shadow:0 5px 5px 5px rgba(155,155,155,0.2);line-height:1.6}.content h1{margin:20px 0;text-align:center}.content h5{font-size:24px;margin:15px 0}.content p.time{text-align:center}.content p{margin:10px 0}.content ul{padding-left:40px;list-style:disc}.content a{color:#007bff;text-decoration:underline}