flex', 'row')
      .append('button')
      .text((d) => d)
      .on('click', function (d) {
        const button = select(this);
        const field = button.text();
        scatterplot
          .plotAPI({
            duration: 0.5,
            labels: {
              url: `/tests/${field}.geojson`,
              name: undefined,
              label_field: field,
              size_field: undefined,
            },
            encoding: {
              color: {
                field: field,
              