body{font:16px/1.6 system-ui,-apple-system,sans-serif;max-width:40rem;margin:3rem auto;padding:0 1.25rem;color:#1d1d1f;background:#fff}
h1{font-size:1.6rem;margin-bottom:.25rem}h2{font-size:1.1rem;margin-top:2rem}
a{color:#0b57d0}footer{margin-top:3rem;font-size:.875rem;color:#6e6e73}
@media (prefers-color-scheme:dark){body{color:#f5f5f7;background:#111}a{color:#8ab4f8}footer{color:#a1a1a6}}