div[id^="ad_"] {
    display: none;
}
div[class^="c_ad"] {
    display: none;
}
div[id^="under_post"] {
    display: none;
}
#home {
opacity: 0.60;
margin: 0 auto;
width: 70%;
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: url(https://img2018.cnblogs.com/blog/1708287/201906/1708287-20190615160145547-1492710487.png) fixed;
background-size: 100%;
background-repeat: no-repeat;
font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
font-size: 12px;
min-height: 101%;
}