body{font:17px/1.65 system-ui,sans-serif;background:#f6f5fa;color:#21212b;margin:0}main{max-width:760px;margin:48px auto;padding:28px}h1{font-size:40px;line-height:1.15}h2{font-size:22px;margin-top:32px}a{color:#5942b5}nav{display:flex;gap:20px;flex-wrap:wrap}footer{margin-top:40px;border-top:1px solid #ddd;padding-top:20px}