think-cell's color definitions are by default taken from the presentation's design theme colors. PowerPoint presentations are always based on PowerPoint templates (*.potx files). You should therefore set up your templates correctly to make sure that all presentations created from these templates automatically use the correct settings.
The font type and size used in think-cell labels is taken from the body text placeholder on the slide master of the PowerPoint presentation or template, which also controls the default fonts PowerPoint uses throughout the file.
How to change the PowerPoint template settings is described in the following knowledge base articles:
Sometimes you may want to make changes to think-cell charts that are beyond the capabilities of the PowerPoint template. For example, you want to:
Additional settings can be defined on a per-template or per-file basis using think-cell style files as described in our user manual at Appendix C: Customizing think-cell.
Your preferred style is not available or you have any further questions? Please contact our support team and send us an example file.