#top { height: 0; border: none; padding: 0; overflow: hidden; }
#main { min-height: 90%; box-sizing: border-box; margin-left: 170px; border: none; }
#main > .post { margin-left: 10px; }

/*left*/
#leftmenu { position: fixed; width: 160px; }
#leftmenu > * { display: none !important; }
#leftmenu > ul:first-of-type { display: block !important; }
#leftmenu > ul:first-of-type li { display: none !important; }
#leftmenu > ul:first-of-type li:nth-child(2),#leftmenu > ul:first-of-type li:last-child { display: block !important; }
#leftmenu > ul:first-of-type li:nth-child(2) a,#leftmenu > ul:first-of-type li:last-child a { font-weight: bold; font-family: "微软雅黑"; }
#leftmenu > #blog-sidecolumn { display: block !important; }
#blog-sidecolumn > * { display: none !important; }
#blog-sidecolumn > #sidebar_categories { display: block !important; }
#sidebar_categories > * { display: none !important; }
#sidebar_categories > h3:nth-last-of-type(2),
#sidebar_categories > ul:nth-last-of-type(2) { display: block !important; }
#leftmenu a { display: block; padding: 6px 0 6px 6px; margin-right: 10px; }
#leftmenu a:hover { background-color: rgba(255, 255, 255, 0.5) !important; text-decoration: none; }
#blog-sidecolumn > #sidebar_search { display: block !important; }
#sidebar_search h3,
#sidebar_search #widget_my_google { display: none !important; }
#sidebar_search .input_my_zzk { width: 90px; }

/*footer*/
#footer { padding: 20px 0; }
#footer br { display: none; }
#footer a { padding-right: 15px; }

/*return Top*/
#comment_nav * { display: none; }
#comment_nav [href="#top"] { display: block; position: fixed; bottom: 0px; right: 0; height: 40px; width: 36px; background-color: #666; color: #fff; text-align: center; line-height: 20px; padding: 5px; text-decoration: none; opacity: 0.5; }
#comment_nav [href="#top"]:hover { opacity: 0.9; }

/*opacity*/
p.postfoot { opacity: 0.4; }
#comment_form_container > .login_tips { font-size: 12px; opacity: 0.4; font-weight: normal; }

/**/
#post_detail .post > h2 { text-align: center; }

/**/
#main > p.date { display: none; }

/**/
#under_post_news,
#under_post_kb { display: none; }
div.commentform textarea { height: 100px; }
#tip_comment2 + p { display: none; }
#cnblogs_post_body .cnblogs_code pre { margin-left: 15px; }

/**/
#leftmenu { top: 130px; }
#leftmenu:before { content: ""; position: fixed; top: 25px; left: 35px; background: url("https://images.cnblogs.com/cnblogs_com/af-art/857380/o_my.jpg") no-repeat center center; background-size: cover; height: 80px; width: 80px; z-index: -1; }

/**/
#main #ad_t2,
#main .c_ad_block { display: none; }