.cm{position:relative;max-width:520px;margin:24px auto;border-radius:6px;overflow:hidden;background:#fff;border:1px solid #d9d9d9;box-shadow:0 6px 22px rgba(0,0,0,.12)}
.cm video{display:block;width:100%;height:auto;aspect-ratio:1/1;background:#fff}
.cm .cm-snd{position:absolute;right:10px;top:10px;border:0;border-radius:999px;background:rgba(17,17,17,.88);color:#fff;font:700 .85rem/1 "Noto Serif",Georgia,serif;padding:10px 14px;cursor:pointer}
.cm .cm-snd:focus-visible{outline:3px solid #01F1FF;outline-offset:2px}
.cm .cm-note{display:block;font:.78rem/1.4 "Noto Serif",Georgia,serif;color:#444;background:#fafafa;border-top:1px solid #e5e5e5;padding:8px 12px}