                   <button type="button" class="btn btn-warning disabled">Warning</button>
                                <button type="button" class="btn btn-danger disabled">Danger</button>
                                <button type="button" class="btn btn-link disabled">Link</button>
                            </p>
                            <br>
                            <h4>Button Sizes</h4>
                            <p>
                                <button type="button" class="btn btn-prim