# Welcome to the Highcharts Gantt JS (gantt) Options Reference

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

Feel free to search this API through the search bar or the navigation tree in the sidebar.

# subtitle.align

The horizontal alignment of the subtitle. Can be one of "left", "center" and "right". Since v12, it defaults to `undefined`, meaning the actual alignment is inherited from the alignment of the main title.