Inline HTML elements include markup for explicit semantic purposes:
<em></em> Emphasis; the content has some importance.
<strong></strong> Strong emphasis; the content is very important.
<abbr></abbr> Abbreviation of a term in the content.
<cite></cite> Citationthe title of another work.
<code></code> The content is an example of computer code.
<var></var> The content is a computer variable.
<q>...</q> Inline quotation.
<sup>...</sup> Superscript; reduce the size and raise the content.
<sub>...</sub> Subscript; reduce the size and lower the content.
<b></b> Bold text; increase the font weight.
<i></i> Italics; change the font style to italic.
<u></u> Underline the content.
<big></big> Increases the font size somewhat.
<small></small> Decreases the font size somewhat.