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/z1099491061/1929656/o_210207063407eastday.jpg) fixed;
}
#home {
margin: 0 auto;
width: 75%;
opacity: 0.99;
min-width: 1080px;
padding: 30px;
margin-top: 50px;
margin-bottom: 50px;
box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}