Color background on single menu item only on desktop

Hi support

How to add round box with blue background and green border to the last menu item only on desktop ? “contact” (both on desktop and mobile) → see attached

URL : rsmk.fr

Thank you

Hi

I already posted solution here: Menu Mobile Background Color - #7 by colorlibsupport

Please don’t duplicate questions

Ok thank you very much for your help

Have a great day, I will mark this case as a resolved