body{font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;max-width:760px;margin:0 auto;padding:20px 16px 60px;color:#132a33;background:#f6f8f9}
h1{font-size:1.5rem}h2{font-size:1.1rem;margin-top:1.6em}a{color:#0f6e8c}.box{background:#fff;border:1px solid #d5e1e5;border-radius:12px;padding:12px 16px}.small{color:#5b7480;font-size:.85rem}