pre{counter-reset:line-numbering;border:solid 1px #d9d9d9;border-radius:0;background:#fff;padding:0;line-height:23px;margin-bottom:30px;white-space:pre;overflow-x:auto;word-break:inherit;word-wrap:inherit}pre a::before{content:counter(line-numbering);counter-increment:line-numbering;padding-right:1em;width:25px;text-align:right;opacity:0.7;display:inline-block;color:#aaa;background:#eee;margin-right:16px;padding:2px 10px;font-size:13px;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}pre a:first-of-type::before{padding-top:10px}pre a:last-of-type::before{padding-bottom:10px}pre a:only-of-type::before{padding:10px}