.copy-btn{position:absolute;top:.5rem;right:.5rem;padding:.25rem;border-radius:.25rem;border:none;cursor:pointer;opacity:0;transition:opacity .2s,background-color .2s;background-color:transparent;color:#6b7280}pre:hover .copy-btn{opacity:1}.copy-btn:hover{background-color:#6b728033;color:#374151}.dark .copy-btn{color:#9ca3af}.dark .copy-btn:hover{background-color:#9ca3af33;color:#e5e7eb}