JSFiddle - React, Tailwind, and code Playground

HTML

<script type="text/javascript" src="https://www.google.com/jsapi?autoload={'modules':[{'name':'visualization','version':'1','packages':['orgchart']}]}"></script>
       <div id="chart_div""></div>

JavaScript

$(function () {
          $(document).tooltip({
              content: function () {
                  return $(this).prop('title');
              }
          });
      });



google.setOnLoadCallback(drawChart);
      function drawChart() {
        var data = new google.visualization.DataTable();
        data.addColumn('string', 'Name');
        data.addColumn('string', 'Manager');
        data.addColumn({'type': 'string', 'role': 'tooltip', 'p': {'html': true}});
     

        data.addRows([
          [{v:'Mike', f:'Mike<div style="color:red; font-style:italic">President</div>'}, '', 'The President'],
            [{v:'Jim', f:'Jim<div style="color:red; font-style:italic">Vice President<div>'}, 'Mike', '<div style="color:red; font-style:italic">Vice President<div>'],
          ['Alice', 'Mike', ''],
          ['Bob', 'Jim', '<b>Bob</b> Sponge'],
          ['Carol', 'Bob', '']
        ]);

        var chart = new google.visualization.OrgChart(document.getElementById('chart_div'));
        var  options = {
            tooltip: {isHtml: true},
              allowHtml:true
        };

          
        chart.draw(data, options);
      }