a-widget="collapse"><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>
            <div class="box-body">
              <div id="line-chart" style="height: 300px;"></div>
            </div>
            <!-- /.box-body-->
          </div>
          <!-- /.box -->

          <!-- Area chart -->
          <div class="box box-primary">
            <d