Is there css to change the size of characters for  min max values in gauges?

### Description

As seen at arrows in attached image. Can those type sizes be changed by css per gauge by any chance?
Many thanks!

<img width="558" height="397" alt="Image" src="https://github.com/user-attachments/assets/8f25d29c-c7b2-41d7-b4ac-d341a7012622" />

### Have you provided an initial effort estimate for this issue?

I am no FlowFuse team member