[docs] graphset > topLayer

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <title>ZingSoft Demo</title>

  <script nonce="undefined" src="https://cdn.zingchart.com/zingchart.min.js"></script>
  <style>
    html,
    body,
    #myChart {
      height: 100%;
      width: 100%;
    }
  </style>
</head>

<body>
  <div id='myChart'></div>
  <script>
    ZC.LICENSE = ["569d52cefae586f634c54f86dc99e6a9", "b55b025e438fa8a98e32482b5f768ff5"];
    let chartConfig = {
      type: 'bar',
      topLayer: 'legend',
      legend: {
        x: '90%',
        y: 50
      },
      crosshairX: {},
      crosshairY: {},
      scaleX: {
        labels: ['Q1', 'Q2', 'Q3', 'Q4']
      },
      scaleY: {
        values: '0:100:25'
      },
      series: [{
          values: [30, 59, 33, 81]
        },
        {
          values: [34, 64, 40, 85]
        }
      ]
    };

    zingchart.render({
      id: 'myChart',
      data: chartConfig,
      height: 400,
      width: '100%'
    });
  </script>
</body>

</html>

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <title>ZingSoft Demo</title>

  <script src="https://cdn.zingchart.com/zingchart.min.js"></script>
</head>

<body>
  <div id='myChart'></div>
</body>

</html>

html,
body,
#myChart {
  height: 100%;
  width: 100%;
}

let chartConfig = {
  type: 'bar',
  topLayer: 'legend',
  legend: {
    x: '90%',
    y: 50
  },
  crosshairX: {},
  crosshairY: {},
  scaleX: {
    labels: ['Q1', 'Q2', 'Q3', 'Q4']
  },
  scaleY: {
    values: '0:100:25'
  },
  series: [{
      values: [30, 59, 33, 81]
    },
    {
      values: [34, 64, 40, 85]
    }
  ]
};

zingchart.render({
  id: 'myChart',
  data: chartConfig,
  height: 400,
  width: '100%'
});