body{font-family:system-ui,sans-serif;max-width:40rem;margin:4rem auto;padding:0 1rem;line-height:1.6}button{padding:.5rem 1rem;cursor:pointer}pre{background:#f3f4f6;padding:1rem;border-radius:.5rem;overflow:auto}section{margin:2rem 0;padding-top:1rem;border-top:1px solid #e5e7eb}label{display:block;margin:.5rem 0}label input,label select{display:block;width:100%;padding:.4rem;box-sizing:border-box}video{display:block;width:100%;margin-top:1rem;background:#000;aspect-ratio:16 / 9}.status{font-size:.9rem;color:#374151;white-space:pre-wrap}