JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>

  <div id="chartContainer" style="height: 360px; width: 100%;">
  </div>

JavaScript

window.onload = function () {
  var chart = new CanvasJS.Chart("chartContainer", {
    title:{
      text: "Markers With red Border"
    },
    data: [
      {
        markerColor: "red", 
        markerBorderThickness: 10,
        type: "line",
        dataPoints: [
          { x: 10, y: 71 },
          { x: 20, y: 55 },
          { x: 30, y: 50 },
          { x: 40, y: 65 },
          { x: 50, y: 95 },
          { x: 60, y: 68 },
          { x: 70, y: 28 },
          { x: 80, y: 34 },
          { x: 90, y: 14 }
        ]
      }
    ]
  });
  chart.render();

  var markerBorderColorArray = ["rgb(255, 0, 0, 0.2)", "rgb(255, 0, 0, 0.4)", "rgb(255, 0, 0, 0.6)"];
  var i=0;

  setInterval(function(){
    chart.data[0].set("markerBorderColor", markerBorderColorArray[i++ % markerBorderColorArray.length]);
  }, 200);
}