# 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.

# scrollbar.height

The height of the scrollbar. If `buttonsEnabled` is true , the height also applies to the width of the scroll arrows so that they are always squares.