body {
color: #000;
background: url(https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1524714515037&di=b08710d065a1f5397480b64ee11dfcca&imgtype=0&src=http%3A%2F%2Fimgsrc.baidu.com%2Fimgad%2Fpic%2Fitem%2F7af40ad162d9f2d34c7311c1a2ec8a136327ccb9.jpg
) fixed;
background-size: 100%;
background-repeat: no-repeat;
font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
font-size: 14px;
min-height: 110%;
}