body {
    color: 
#333;
background:
    url(https://images.cnblogs.com/cnblogs_com/bearblack/1648056/t_200215122734bloge.png?t=1581854140504) fixed;
    font-family: Verdana,Arial,Helvetica,sans-serif;
    font-size: 10pt;
    line-height: 1.8;
}

#home {
margin: 0 auto;
opacity: 0.9;
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);
}