t">
                </div>
                <p class="help-block">Here's some help text</p>
              </div>
            </div>
            <div class="form-group">
              <label class="col-form-label" for="appendedInput">Appended text</label>
              <div class="controls">
                <div class="input-group">
                  <input id="appendedInput" class="form-control" size="16" type="text">
                  <div class="input-group-append">
                    <span class="input-g