body {
color: #000;
background: url(https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1574143739409&di=823ed2274426e6988c95172804c30b9b&imgtype=0&src=http%3A%2F%2Fb-ssl.duitang.com%2Fuploads%2Fitem%2F201711%2F06%2F20171106214225_TBcfK.jpeg
) fixed;
background-size: 100%;
background-repeat: no-repeat;
font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
font-size: 12px;
min-height: 101%;
}