:root{color-scheme:light dark}body{font:17px/1.55 -apple-system,system-ui,sans-serif;max-width:680px;margin:0 auto;padding:48px 20px;color:#1d1d1f;background:#fff}h1{font-size:34px;line-height:1.15}h2{margin-top:32px;font-size:21px}a{color:#0a66d8}nav a{margin-right:16px}@media(prefers-color-scheme:dark){body{background:#111;color:#f2f2f2}a{color:#6fb0ff}}
