  <h3 class="box-title">jQuery Knob Different Sizes</h3>
                  <div class="box-tools pull-right">
                    <button class="btn btn-default btn-sm" data-widget="collapse"><i class="fa fa-minus"></i></button>
                    <button class="btn btn-default btn-sm" data-widget="remove"><i class="fa fa-times"></i></button>
                  </div>
                </div><!-- /.box-header -->
                <div class="box-body">
                  <div class="row">
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