body{font-family:"Microsoft Yahei";}

body {
    background-image:url(https://images2018.cnblogs.com/blog/937922/201808/937922-20180828005620659-130384578.jpg
);
    background-attachment:fixed;

    filter:alpha(opacity=85);
    -moz-opacity:0.87;
    -khtml-opacity: 0.85;
    opacity: 0.82;
}

#site_nav_under {
    display: none;
}
.c_ad_block, .ad_text_commentbox {
    display: none;
    margin: 0;
    padding: 0;
}
#ad_under_google {
    height: 0;
    overflow: hidden;
}
#ad_under_google a {
    display: none;
}
#ad_t2 a{
	display: none;
}