<i class="fa fa-minus"></i>
                </button>
                <button type="button" class="btn btn-box-tool" data-widget="remove"><i class="fa fa-times"></i></button>
              </div>
            </div>
            <!-- /.box-header -->
            <div class="box-body">
              <div class="row">
                <div class="col-md-8">
                  <div class="chart-responsive">
                    <canvas id="pieChart" height="150"></canvas>
                  </div>
                  