body{background:#f4f7fb;font-family:Arial,sans-serif}
.navbar{background:#0d6efd}
.hero{background:linear-gradient(90deg,#0d6efd,#3d8bfd);color:#fff;padding:50px 0}
.card{border:none;border-radius:16px}
footer{background:#212529;color:#fff;padding:15px;text-align:center;margin-top:40px}