No. You must purge this way of thinking from your mind. If your screen looks any different from your prints, it's BAD.
Have you read all the way down the instructions to the troubleshooting part?
What are their pixel dimensions? That's the important part.
Some very important info here: https://www.damiensymonds.net/2015/08/about-jpeg-file-size.html
I've moved this thread into AD, since it's not a class question.
I can help you do anything you like with the background. You just tell me what you want.