body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1d2a2c;background:#f7f8f6;margin:0;line-height:1.6}
main{max-width:720px;margin:0 auto;padding:40px 20px}
h1{color:#142d31;margin-bottom:4px}h2{color:#142d31;font-size:1.15rem;margin-top:28px}
a{color:#1f5f66}footer{max-width:720px;margin:0 auto;padding:20px;border-top:1px solid #dde2df;font-size:.9rem;color:#5a6668}