Do a 'View | Source' to see the code for this web page.

Now to add another line.
And yet another.

Type a little extra text to be sure you get at least two lines of writing to show on the web page.
This will let you see how paragraph commands block text, and it will allow you to try something later.

This text does not have to be so long.

One two three four five.
One  two       three   four                           five.

This is bold text.
This is italicized text.
This is underlined text.
This is strike-through text.
This is text one size bigger.
This is text one size smaller.
This is sub-script text.
This is super-script text.
This is highlighted text.
This is teletype text.
This is bold, italicized and underlined text.