                     <div class="card-body">
                          Gradient Warning
                          <div class="text-white-50 small">.bg-gradient-warning</div>
                        </div>
                      </div>
                    </div>
                    <div class="col-lg-6 mb-4">
                      <div class="card bg-gradient-danger text-white">
                        <div class="card-body">
                          Gradient Danger
                          <div class="text