The following text should describe the device you are using: You are on a very large screen. You are on a large screen. You are on a large or very large screen. You are on a medium screen. You are on a medium or small screen. You are on a small screen, like a smartphone.
Using the opposite rules, the following text should inversely describe the device you are using: You are not on a very large screen. You are not on a large screen. You are not on a large or very large screen. You are not on a medium screen. You are not on a medium or small screen. You are not on a small screen.