:root{color:#18324a;background:#f5f7fa;font-family:system-ui,sans-serif;line-height:1.7}body{margin:0}main{background:#fff;border-radius:16px;max-width:760px;margin:2rem auto;padding:clamp(1.25rem,5vw,3rem)}h1{font-size:clamp(2rem,6vw,2.8rem);line-height:1.2}h2{margin-top:2rem;font-size:1.3rem}a{color:#005da6;text-underline-offset:3px;overflow-wrap:anywhere}a:focus-visible{outline-offset:4px;outline:3px solid #b65b00}nav{flex-wrap:wrap;gap:1rem;margin:2rem 0;display:flex}@media (width<=600px){main{border-radius:0;margin:0}}