categoryAxis.rangeLabels.padding.bottom Number (default: 0)

The bottom padding of the labels.

Example - set the category axis date range label bottom padding

<div id="chart"></div>
<script>
$("#chart").kendoChart({
  categoryAxis: [{
    labels: {
      padding: {
        bottom: 20
      }
    },
    categories: ["2011", "2012", "2013"]
  }],
  series: [{
    data: [1, 2, 3]
  }]
});
</script>