ability to override `CssClass` property in `InputBase<T>`

[ParsaGachkar]

Is there an existing issue for this?

• [X] I have searched the existing issues

Is your feature request related to a problem? Please describe the problem.

I want to be able to override the CssClass field in my custom Input that inherits from InputBase<T> and set a custom value to it!

Describe the solution you'd like

please make CssClass property of InputBase<T> virtual

Additional context

No response