title: How to change the font family of Highchart to Bootstrap css default font family
body: <p>I want to change the font of <strong>title</strong>, <strong>data label</strong> and <strong>tooltip</strong> to Bootstrap default default font in the pie chart (I'm using Highchart library to show the chart). I'm How can I change these? Tried to add fontFamily but it didn't work.</p>
  
  <pre><code>var chart = new Highcharts.Chart({
                      chart: {
                          renderTo: $(element).attr('id'),
                          backgroundColor: '#F8F8F8'
                      },
                      title: {
                          text: "Space Used by Users",
                          fontFamily: 'Helvetica'
                      },
                      plotOptions: {
                          pie: {
                              allowPointSelect: true,
                              cursor: 'pointer',
                              dataLabels: {
                                  enabled: true,
                                  format: '{point.name}: {point.sizeText}',
                                  style: {
                                      fontSize: '11px'
                                  }
                              },
                              showInLegend: true
                          }
                      },
                      credits: {
                          enabled: false
                      },
                      tooltip: {
                          pointFormat: '{series.name}: &lt;b&gt;{point.sizeText}&lt;/b&gt;'
                      },
                      series: [{
                          type: 'pie',
                          data: [
                              {
                                  name: 'Personal Usage',
                                  y: scope.item.personalUsage,
                                  sizeText: scope.item.personalUsageSizeText
                              },
                              {
                                  name: 'Shared Usage',
                                  y: scope.item.sharedUsage,
                                  sizeText: scope.item.sharedUsageSizeText
                              }
                          ]
                      }]
                  });
  </code></pre>
  
  <p>How to change the font to default bootstrap?</p>