Welcome to the Highcharts JS (highcharts) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

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drilldown.activeAxisLabelStyle

Additional styles to apply to the X axis label for a point that has drilldown data. By default it is underlined and blue to invite to interaction.

In styled mode, active label styles can be set with the .highcharts-drilldown-axis-label class.