body{font-family:Arial,sans-serif;margin:0;color:#333}
.hero{background:#0a3cff;color:#fff;padding:60px 20px;text-align:center}
.section{padding:40px 20px;max-width:900px;margin:auto}
.section.gray{background:#f4f4f4}
.center{text-align:center}
.buttons{margin-top:20px}
.btn{display:inline-block;margin:10px;background:#0a3cff;color:#fff;padding:12px 22px;text-decoration:none;border-radius:6px;font-weight:bold}
.btn.secondary{background:#00a86b}
footer{background:#111;color:#fff;text-align:center;padding:20px}