.main{display:-webkit-flex;justify-content:center;align-items:center;top:0;left:0}.box{width:550px;height:628px;background:url(/images/404.png) no-repeat 0/100%;margin:40px auto}.box h1{font-size:90px;font-weight:bold;color:#ffba00;margin:146px auto 15px;text-align:center;line-height:140px}.box p{font-size:16px;color:#686868;text-align:center;margin-bottom:5px}.box .button{width:180px;height:40px;background:#ffba00;color:#fff;font-size:16px;border-radius:10px;display:block;margin:20px auto;border:none;outline:none;cursor:pointer}