The HTML (p) element defines a paragraph
This is a paragraph.
This is another paragraph.
You cannot be sure how HTML will be displayed.
Large or small screens, and resized windows will create different results.
With HTML, you cannot change the output by adding extra spaces or extra lines in your HTML code.
The browser will remove any extra spaces and extra lines when the page is displayed:
This paragraph contains a lot of lines in the source code, but the browser ignores it.
This paragraph contains a lot of spaces in the source code, but the browser ignores it.