subtitle.font String (default: "12px Arial,Helvetica,sans-serif")

The font of the title.

Example - set the chart title and subtitle font

<div id="chart"></div>
<script>
$("#chart").kendoChart({
  title: {
    text: "Title"
  },
  subtitle: {
    text: "Title",
    font: "20px sans-serif"
  },
  series: [
    { data: [1, 2, 3] }
  ]
});
</script>