 </button>
    <button
      id="button2"
      class="btn btn-secondary"
    >
      Scroll to row index:
    </button>
    <input
      type="number"
      class="form-control row-index"
      value="3"
      min="0"
    >
    <button
      id="button3"
      class="btn btn-secondary"
    >
      scrollTo Bottom
    </button>
  </div>
  <table
    id="table"
    data-toggle="table"
    data-toolbar="#toolbar"
    data-height="460"
    data-url="json/data1.json"
  >
    <thead>
      <tr>
        <th data-