:root{color:#1a1a1a;background:#fff;font-family:system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.5}@media (prefers-color-scheme:dark){:root{color:#e5e5e5;background:#1a1a1a}input,textarea,select,button{color:#e5e5e5;background:#2a2a2a;border-color:#444}}body{margin:0}a{color:#06c}input,textarea,select{box-sizing:border-box;border:1px solid #ccc;border-radius:4px;font-size:16px}button{cursor:pointer;border:1px solid #ccc;border-radius:4px;font-size:16px}