.cta-box{background:linear-gradient(135deg,#1a237e,#3146c4);color:#fff;padding:34px 30px;border-radius:22px;margin:30px 0;text-align:center}.cta-box a{color:#1a237e;background:#fff;padding:12px 20px;border-radius:8px;text-decoration:none;font-weight:700;display:inline-block;margin:10px}