How difficult are border crossing in Europe?

[Dirt lover]

Hey everyone, I am planning a trip from France to Italy and I wanted to get an idea of how much time border crossings take and how difficult they are in Europe. Being Europe I would image it won't be too bad

 

[Sam Mills]

Easy mate, especially with a passport from Europe or US

 

[Dirtycruiser]

I've heard they are pretty fast