This question already has an answer here:
This is the actual page, for example:
But when I try to print it this is what I get:
You can see that the page was narrowed.
It happens in any question in this site. If I try to print it horizontally, some of the lines are disappear. I have tried all ready in many computers and in all of them the problem exist!
I usually print the questions I'm asking since it's more convenient for me to read from a paper, only recently this problem occurred.