Make the paragraph not change size

[Porphyrogennitos]

I want this paragraph:

To be like this:

How can I do that?

CodePen.

[jwilkins.oboe]

Why not just use a fixed font size instead of a rem or em?

[Porphyrogennitos]

I tried to use in the p element font-size: 13px but it still is no what I want.

360px:

Bigger screen:

I want the width of the p to be the same no matter the monitor’s size.

[ILM]

set a fixed with if you want it to be the same, like width: 400px;