Better quoting for code styles.

Author: dbaron

css3-conditional/Overview.html

@@ -558,12 +558,12 @@ <h2 id=at-supports><span class=secno>5. </span>Feature queries: the
 
    <dt>supports_conjunction
 
-   <dd> true if all of the (non-&lsquo;<code
-    class=property>and</code>&rsquo;) child terms are true, otherwise false
+   <dd> true if all of the (non-&lsquo;<code class=css>and</code>&rsquo;)
+    child terms are true, otherwise false
 
    <dt>supports_disjunction
 
-   <dd> true if any of the (non-&lsquo;<code class=property>or</code>&rsquo;)
+   <dd> true if any of the (non-&lsquo;<code class=css>or</code>&rsquo;)
     child terms are true, otherwise false
 
    <dt>supports_condition_in_parens

css3-conditional/Overview.src.html

@@ -387,17 +387,17 @@ <h2 id="at-supports">Feature queries: the '@supports' rule</h2>
 
 <dt>supports_conjunction</dt>
 <dd>
-  true if all of the (non-'and') child terms are true, otherwise false
+  true if all of the (non-''and'') child terms are true, otherwise false
 </dd>
 
 <dt>supports_disjunction</dt>
 <dd>
-  true if any of the (non-'or') child terms are true, otherwise false
+  true if any of the (non-''or'') child terms are true, otherwise false
 </dd>
 
 <dt>supports_condition_in_parens</dt>
 <dd>
-  evaluate the single (non-'(' and non-')') child term
+  evaluate the single (non-''('' and non-'')'') child term
 </dd>
 
 <dt>supports_declaration_condition</dt>