You want to have single spacing in between some lines, like in a poem or an address. Which approach should you use?
Wrap the text in a box that is the right width so everything wraps correctly. Set the box width with CSS.
Separate the lines with the <br> tag.
<br>
Separate lines with a <p>, then use CSS to make single spacing.
<p>
Use the <pre> tag to make the line spacing look exactly like you want.
<pre>