.blue-button {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  color: white;
  padding: 14px 28px;
  font-size: 18px;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  text-decoration: none;

  transition: all 0.25s ease;
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.25);
}