Allow alternative Units of measure for CSS-UI settings

[LeinZZ]

Describe your suggested feature

Here we have numbers, but what are they? Potatoes? tomatoes? Pixels? The user doesnt know.

So I would like to have the alternative units of measure for the css-ui values. Cheers

Other details

No response

Acknowledgements

• I have searched the existing issues and this is a new ticket, NOT a duplicate or related to another open or closed issue.
• I have written a short but informative title.
• I have updated the app to version 0.1.2.
• I will fill out all of the requested information in this form.

[dreamingturtle21-debug]

Check out settings>novel reader, on the slider you can see what unit are used