body {
    color: #000;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;
background-repeat: no-repeat;
 background-attachment:fixed;
    background-image: url(https://images.cnblogs.com/cnblogs_com/LOCI/1637922/o_2001260322411baf997b1addea5d021280a940f86645_r.jpg);
}
#home {
margin: 0 auto;
opacity: 0.95;
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);
}