HTML and CSS Reference
<p>Baseline xyx <sup>xyx Sup <span>xyx</span></sup> xyx
Baseline <span>xyx</span> <sub>xyx Sub <span>xyx</span>
</sub> xyx Baseline</p>
Figure 9.2 Line boxes and vertical alignment with original baseline in black and
baselines for sub and super in gray.
There's more to typography than simply specifying a typeface. CSS
provides a rich set of tools for adjusting and customizing the display
You can set underlines, strikethrough, or other text decorations (yes, even
blink) via the text-decoration property. These decorations are drawn
separately from borders and are applied only to text.
■ underline : Each line of text is underlined.
■ overline : Each line of text has a line drawn above it.