Hello H.,
For that use `unstartedTask`:
@startgantt
<style>
ganttDiagram {
unstartedTask {
BackGroundColor lightgreen
LineColor black
}
}
</style>
[Task] lasts 10 days and is 50% complete
@endgantt
See ref. here:
I can update the doc. with that,
If that can help,
Regards,
Th.