body {
color: #000;
background: url(https://img2023.cnblogs.com/blog/2039255/202303/2039255-20230327230818160-599133956.jpg
) fixed;
background-size: 100%;
background-repeat: no-repeat;
font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
font-size: 12px;
min-height: 101%;
}
#home { opacity: 0.80;}