/*隐藏广告*/
#ad_t2, #cnblogs_c1, #under_post_news, #cnblogs_c2, #under_post_kb {
    display: none;
}

/*去除多余ad*/
#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;
}