[jQuery] Anybody ever come up with a good way of doing dynamic CSS?

[jQuery] Anybody ever come up with a good way of doing dynamic CSS?

Basic idea is a template:
.card .ct-$
type
{
 width: x
<br clear="all">
--
John Arrowwood
John
at
Irie
dash
Inc
dot
com
John
at
Arrowwood Photography
dot
com
John
at
Hanlons Razor
dot
com
--
<a href="http://www.irie-inc.com/">http://www.irie-inc.com/</a>
<a href="http://arrowwood.blogspot.com/">http://arrowwood.blogspot.com/</a>