body {
    margin: 0;
    padding: 0;
    background-color: #f4ede3;
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
    font-size: 12px;
    line-height: 1.5;
    background: url(https://images.cnblogs.com/cnblogs_com/blogs/790757/galleries/2386374/o_240320142131_31.png) fixed;
}
#home {
margin: 0 auto;
opacity: 0.8;
width: 65%;
min-width: 1080px;
background-color: #fff;
padding: 30px;
margin-top: 50px;
margin-bottom: 50px;
box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}