:root{color-scheme:light dark}*{box-sizing:border-box}body{margin:0;background:#fafafa;color:#111;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){body{background:#0a0a0a;color:#fafafa}}h1{font-size:2.5rem;margin-bottom:.5rem}h2{font-size:1.25rem;margin-top:2rem}code{background:rgba(127,127,127,.15);padding:.1em .3em;border-radius:3px;font-size:.95em}