:root{color-scheme:light;font:100%/1.65 system-ui,sans-serif;color:#172133;background:#f5f7fa}*{box-sizing:border-box}body{margin:0}main{max-width:48rem;margin:3rem auto;padding:2rem;background:#fff;border-top:4px solid #254bca}nav{display:flex;gap:1.25rem;flex-wrap:wrap;font-size:1rem}a{color:#2346b3;text-underline-offset:.2em}a:focus-visible{outline:3px solid #ddad00;outline-offset:4px}h1{font-size:2.4rem;line-height:1.2;margin:2rem 0 1rem;letter-spacing:-.04em}h2{font-size:1.25rem;margin:2rem 0 .5rem}p,ul{margin:.6rem 0 1rem}.meta,footer{color:#515c6d;font-size:.9rem}footer{border-top:1px solid #dbe0e8;margin-top:2.5rem;padding-top:1rem}code{overflow-wrap:anywhere}@media(max-width:40rem){main{margin:0;padding:1.5rem;min-height:100vh}h1{font-size:2rem}}