putGroupFile04"
                          aria-describedby="inputGroupFileAddon04"
                          aria-label="Upload" />
                        <button class="btn btn-outline-primary" type="button" id="inputGroupFileAddon04">Button</button>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>
            <!-- / Content -->

            <!-- Footer -->
            <footer class="content-footer footer bg-foo