disabled>
                <label class="custom-control-label" for="customRadio3">Disabled custom radio</label>
              </div>
            </div>
            <div class="form-group">
              <div class="custom-control custom-checkbox">
                <input type="checkbox" class="custom-control-input" id="customCheck1" checked>
                <label class="custom-control-label" for="customCheck1">Check this custom checkbox</label>
              </div>
              <div class="custom-control cu