.cta-box{background:linear-gradient(135deg,#2563eb,#1e40af);color:#fff;padding:40px;border-radius:15px;text-align:center;margin:50px 0}.cta-btn{display:inline-block;background:#fff;color:#2563eb;padding:15px 30px;border-radius:30px;text-decoration:none;font-weight:700;margin:10px}