h3 class="card-title">Expandable</h3>
                    <div class="card-tools">
                      <button type="button" class="btn btn-tool" data-lte-toggle="card-collapse">
                        <i data-lte-icon="expand" class="bi bi-plus-lg"></i>
                        <i data-lte-icon="collapse" class="bi bi-dash-lg"></i>
                      </button>
                    </div>
                    <!-- /.card-tools -->
                  </div>
                  <!-- /.card-header -->
        