Which attribute set do you customize?
If you can find the attribute set (or XSL template) you need to customize, you’re 90% of the way there.
Customizing an attribute set is not hard; it’s just a matter of knowing which attributes are available and what effect they have on the text. What can be difficult is knowing which attribute set you need to customize.
In some cases, it’s pretty obvious. Say you want all your
text to appear in a monospaced font, dark gray. Well, if you know that the
<codeph> element is part of the software (sw) domain, you can
guess that you will find the attribute set you need to customize in the
sw-domain-attr.xsl file. If you open that file, you will find an attribute
set named codeph that is already set ...