<mark>

You can use the mark tag to highlight text.

<del>

This line of text is meant to be treated as deleted text.

<u>

This line of text will render as underlined

<small>

This line of text is meant to be treated as fine print.

<strong>

This line rendered as bold text.

<i>

This line rendered as italicized text.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer posuere erat a ante.