                         }
                                ],
                                margin: 20
                            }
                        });

                    }
                }
            ],
            deferRender: true,
            columnDefs: [
                {
                    targets: [0],
                    visible: false,
                    searchable: false,
                },
                {
                    targets: [-1], // column index (start from 0)
      