[Solved]-How do I style the series labels on a Highcharts pie chart?-Highcharts

Highcharts.chart('container', {
  chart: {
    plotBackgroundColor: null,
    plotBorderWidth: null,
    plotShadow: false,
    type: 'pie'
  },
  title: {
    text: 'Browser market shares in January, 2018'
  },
  tooltip: {
    pointFormat: '{series.name}: <b>{point.percentage:.1f}%</b>'
  },
  plotOptions: {
    pie: {
      allowPointSelect: true,
      cursor: 'pointer',
      dataLabels: {
        enabled: true,
        format: '{point.name}: {point.percentage:.1f} %',
        style: {
          fontWeight: '100',
          color: (Highcharts.theme && Highcharts.theme.contrastTextColor) || 'blue'
        }
      }
    }
  },

  series: [{
    name: 'Brands',
    colorByPoint: true,
    data: [{
      name: 'Chrome',
      y: 61.41,
      sliced: true,
      selected: true
    }, {
      name: 'Internet Explorer',
      y: 11.84
    }, {
      name: 'Firefox',
      y: 10.85
    }, {
      name: 'Edge',
      y: 4.67
    }, {
      name: 'Safari',
      y: 4.18
    }, {
      name: 'Sogou Explorer',
      y: 1.64
    }, {
      name: 'Opera',
      y: 1.6
    }, {
      name: 'QQ',
      y: 1.2
    }, {
      name: 'Other',
      y: 2.61
    }]
  }]
});

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>
<script src="https://code.highcharts.com/modules/export-data.js"></script>

<div id="container" style="min-width: 310px; height: 400px; max-width: 600px; margin: 0 auto"></div>