body {
    color: #000;
    background: #d2d8de;
    font-family: 'PingFang SC','Microsoft YaHei','Helvetica Neue','Helvetica','Arial',sans-serif;
    font-size: 14px;
    min-height: 101%;
    background: url(//images.cnblogs.com/cnblogs_com/mojiruo/1972779/o_210509143616maimi.jpg) fixed;
}