use the <a
                        href="//datatables.net/reference/option/dom"><code class="option" title=
                        "DataTables initialisation option">dom</code></a> option to insert the buttons like in the
                DataTables styled examples, but the default <a href=
                                                                       "//datatables.net/reference/option/dom"><code
                        class="option" title="DataTables initialisation option">dom</code></a> option u