#home {
opacity: 0.85;
margin: 0 auto;
width: 85%;
min-width: 950px;
background-color: #fff;
padding: 30px;
margin-top: 30px;
margin-bottom: 50px;
box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}
body {
color: #000;
background-image: url("https://images.cnblogs.com/cnblogs_com/yz-beacon-cwk/1816852/o_250226114541_48381555-a39d-42aa-992c-afa954f29e02.jpg");
) fixed;
background-size: cover;
background-repeat: no-repeat;
background-attachment: fixed;
font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
font-size: 12px;
min-height: 101%;
}