 
	
In Kendo-UI Charts, I can set the property "border" like this:
<div id="chart"></div>
<script>
$("#chart").kendoChart({
  series: [
    {
      border: {
        width: 2,
        color: "black",
        dashType: "dash",
      },
      data: [1, 2]
    }
  ]
});
</script>