:target{scroll-margin-top:100px}pre{position:relative}.code-copy-btn{position:absolute;top:6px;right:6px;background:hsla(0,0%,100%,.15);border:1px solid hsla(0,0%,100%,.25);color:#fff;border-radius:4px;padding:2px 8px;font-size:12px;cursor:pointer;opacity:0;transition:opacity .2s}.code-copy-btn:hover{background:hsla(0,0%,100%,.25)}.code-copy-btn.copied{opacity:1}pre:hover .code-copy-btn{opacity:1}