# 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.

# series.xrange.borderColor

The color of the border surrounding each column or bar.

In styled mode, the border stroke can be set with the `.highcharts-point` rule.