# JS API Reference

# Welcome to the Highcharts JS 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.dependencywheel.nodePadding

The padding between nodes in a sankey diagram or dependency wheel, in pixels.

If the number of nodes is so great that it is possible to lay them out within the plot area with the given `nodePadding`, they will be rendered with a smaller padding as a strategy to avoid overflow.