body{margin:0;font-family:Arial;background:#F8F5EF}header{background:#0E2F73;color:#fff;text-align:center;padding:50px}.logo{width:320px;max-width:90%;margin-bottom:25px}.btn{display:inline-block;padding:15px 30px;background:#C89B3C;color:#fff;text-decoration:none;border-radius:8px;margin-top:20px}section{padding:60px;text-align:center}.cards{display:flex;justify-content:center;gap:25px;flex-wrap:wrap}.card{background:#fff;padding:35px;width:260px;border-radius:12px;box-shadow:0 4px 15px rgba(0,0,0,.1)}footer{background:#0E2F73;color:#fff;text-align:center;padding:25px;margin-top:50px}