body{
    background:url(https://images.cnblogs.com/cnblogs_com/xiyixin/1568039/o_5b2cc2d8b64f4.jpg) fixed;
    color:#000;
    font-size:12px;
    min-height:101%;
}

#home{
    margin:0;
    opacity:0.8;
    width:65%;
    min-width:1080%;
    background-color:#fff;
    padding:30px;
    margin-top:50px;
    margin-bottom:50px;
    box-shadow:0 2px 6px rgba(100,100,100,0.3);
}