.cf7-step {
  display: none;
}
.cf7-step.active {
  display: block;
}
.cf7-navigation {
  margin-top: 20px;
  display: flex;
  justify-content: space-between;
}
.cf7-navigation button {
  padding: 10px 20px;
  background: #e74c3c;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.cf7-navigation button[disabled] {
  background: #ccc;
  cursor: not-allowed;
}