(assuming i'm using correct terminology...)
seems this draft isn't too old, nor too young?
Syntax of CSS rules in HTML's "style" attribute
W3C Working Draft 15 May 2002
http://www.w3.org/TR/css-style-attr.html#examples
Setting properties on a source anchor for each of its dynamic states, using pseudo-classes:
<a href="http://www.w3.org/"
style="{color: #900}
:link {background: #ff0}
:visited {background: #fff}
:hover {outline: thin red solid}
:active {background: #00f}">...</a>