Headers, lists, paragraphs, images, links and tables have all kinds of options.

Be happy For instance, you can assign an alternate text to images, align them left or right, etc.
<IMG src="smiley.gif" alt="Be happy" align="right">

At www.sum-it.nl/enweblin.php#html you'll find a link to an extensive HTML specification.

One of the most popular options is Colour.

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