bar chart with ChartJS

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.7.0/Chart.bundle.min.js"></script>
<body style="height: 100%; width: 100%; overflow: hidden; margin: 0;">
<div id="canvas-wrapper" style="height: 100%; width: 100%; overflow-x: scroll; overflow-y: hidden;">
<div id="canvas-holder" style="height: 100%; width: 500px;" oncontextmenu="return false;">
<canvas id="myChart"></canvas>
</div>
</div>
</body>

CSS

html {
  overflow: hidden;
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  }

JavaScript

var ctx = document.getElementById("myChart").getContext("2d");

        var chart = {
        options: {
        scales: {
         yAxes: [{ id: 'myAxis', position: 'left', type: 'linear', display: true, ticks: { display: true, min: 0, beginAtZero: true, max: 120 }, scaleLabel: { display: true, labelString: "Testing" } }] },
          responsive: true,
          maintainAspectRatio: false,
          animation: {
                    
                    onComplete: function(animation) {
                    }
                }
      },
        type: 'bar',
        data: {
            labels: ["January", "February", "March", "April", "May", "June", "July"],
            datasets: [
                {
                    label: "My First dataset",
                    fillColor: "rgba(220,220,220,0.2)",
                    strokeColor: "rgba(220,220,220,1)",
                    pointColor: "rgba(220,220,220,1)",
                    pointStrokeColor: "#fff",
                    pointHighlightFill: "#fff",
                    pointHighlightStroke: "rgba(220,220,220,1)",
                    data: [65, 59, 80, 81, 56, 55, 40]
                }
            ]
        }};

   var myLiveChart = new Chart(ctx, chart);

var myIntv = setInterval(function(){
myLiveChart.scales['myAxis'].options.ticks.fontSize = 36;
myLiveChart.scales['myAxis'].options.ticks.min = -20;
myLiveChart.scales['myAxis'].options.scaleLabel.labelString = 'foo bar';
myLiveChart.scales['myAxis'].options.scaleLabel.fontSize = 36;
myLiveChart.update();
clearInterval(myIntv);}, 5000);