*{box-sizing:border-box}body{margin:0;background:#f3f5f8;color:#172f49;font-family:system-ui,sans-serif}header,main,footer{max-width:900px;margin:auto;padding:24px}header{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.brand{font-weight:850;font-size:23px;text-decoration:none}a{color:#16775f}select{font:inherit;border:0;background:transparent;color:inherit;padding:8px}main{background:white;border:1px solid #dce3eb;border-radius:18px;line-height:1.85}h1{font-size:30px}h2{font-size:24px}h3{font-size:16px}section{border-top:1px solid #dce3eb;margin-top:24px;padding:20px 0}section>a{display:inline-block;padding:10px 16px;border-radius:9px;background:#172f49;color:white;text-decoration:none}.site-footer{display:flex;gap:16px;flex-wrap:wrap;align-items:center;font-size:13px}.site-footer p{margin:0}a:focus-visible,select:focus-visible{outline:3px solid #daa247;outline-offset:3px}@media(max-width:600px){header,main,footer{padding:18px}main{margin:0 12px}}