Colorized Nodes Tutorial
This is the DIY-tutorial to create colorized nodes. Fill in the form and press "submit". After clicking "submit", the code will appear under the submit button.
In addition to this tutorial, there is also a more extensive turorial with a gradient color: ColoredNodesGradient.php
to see the result of different colored categories.
To get the color code you can use this colorpicker
enter the data per category and copy the script to extra.less of the desired style.
the script for in extra.less