body{margin:0;background:#102f30;color:#f4f0db;font:17px/1.65 system-ui,sans-serif}main,header,footer{max-width:760px;margin:auto;padding:24px}header{border-bottom:1px solid #386061}a{color:#80ddbf}nav{display:flex;gap:24px;flex-wrap:wrap}h1{font-size:2.3rem;line-height:1.15}h2{font-size:1.25rem;margin-top:32px}footer{color:#bdd1c7}p{overflow-wrap:anywhere}a:focus-visible{outline:3px solid #ffd477;outline-offset:4px}