body{
font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;
margin:0;
padding:0;
background:url(//images.cnblogs.com/cnblogs_com/xiasiwoyitiao/1639756/o_200131082050小王子.jpg) fixed;
//background:url(//images.cnblogs.com/cnblogs_com/xiasiwoyitiao/1639756/o_200131143708u=1805581412,1573855084&fm=26&gp=0.jpg) fixed;
background-position: center center;
background-size:cover;
background-attachment:fixed;
background-color:#f9fce9;
font-size:13px;
} 
#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(79, 77, 77, 0.774);
}