rRows" style="margin-left:8px; width:150" class="select-menu__button">
            <optgroup label="Basic">
              <option value="horizontal" class="select-menu__label">Align horizontally</option>
              <option value="vertical" class="select-menu__label">Align vertically</option>
            </optgroup>
            <optgroup label = "Grid Columns">
              <option value="fixedColumns" class="select-menu__label">Stretch columns</option>
              <option value="autoColumns" class="se