body{font:15px/1.45 system-ui,sans-serif;margin:0;background:#fff;color:#111}header{display:flex;justify-content:space-between;
align-items:center;padding:10px 16px;border-bottom:1px solid #ddd}main{padding:16px;max-width:960px}table{border-collapse:collapse;
width:100%}td,th{border-bottom:1px solid #eee;padding:4px 6px;text-align:left;vertical-align:top}label{display:block;margin:8px 0}
input,select{display:block;width:100%;max-width:420px;padding:6px}button{padding:6px 12px;margin:6px 0}pre{background:#f6f6f6;
padding:8px;overflow:auto;white-space:pre-wrap}.note{color:#555}.who{display:inline}.who button{margin:0 0 0 8px}
@media (prefers-color-scheme:dark){body{background:#111;color:#eee}pre{background:#1d1d1d}td,th{border-color:#333}}