body { max-width: 40rem; margin: 2rem auto; padding: 0 1rem; font: 17px/1.5 -apple-system, system-ui, sans-serif; color: #1c1c1e; background: #fff; }
@media (prefers-color-scheme: dark) { body { color: #f2f2f7; background: #000; } a { color: #4da3ff; } }
code { font-family: ui-monospace, SFMono-Regular, monospace; }