# 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.

# rangeSelector.buttonTheme

A collection of attributes for the buttons. The object takes SVG attributes like `fill`, `stroke`, `stroke-width`, as well as `style`, a collection of CSS properties for the text.

The object can also be extended with states, so you can set presentational options for `hover`, `select` or `disabled` button states.

CSS styles for the text label.

In styled mode, the buttons are styled by the `.highcharts-range-selector-buttons .highcharts-button` rule with its different states.