# 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.

# chart.plotBackgroundImage

The URL for an image to use as the plot background. To set an image as the background for the entire chart, set a CSS background image to the container element. Note that for the image to be applied to exported charts, its URL needs to be accessible by the export server.