consists of a single <tag>style</tag> root
element that contains CSS styles as its text content.
For example:</para>
-<programlisting><![CDATA[<?xml version="1.0"/>
+<programlisting><![CDATA[<?xml version="1.0"?>
<style>
h2 {
font-weight: bold;
and custom CSS stylesheet files. The parameters
<parameter>make.clean.html</parameter>,
<parameter>docbook.css.source</parameter>, and
-<parameter>custom.css.source></parameter> control that feature.</para>
+<parameter>custom.css.source</parameter> control that feature.</para>
<para>If you require that CSS styles reside in the HTML
<tag>HEAD</tag> element instead of external CSS files,