How to change the logo on the subpage?

I have a problem with changing the “borda” logo on
I need a different color on one subpage (ars moriendi – borda).
How should I do that? I have a new graphic file and i’ve Wp Post Styling, but I think I’m using a bad selectors.
Can You help me?

Hey there,

I hope you are well today and thank you for your question.

I’m seeing that this page has a white logo.
I believe this is what you were trying to achieve.
Is it that you’ve figured it out, or do you still need assistance?

Please let us know.

Best regards,