[css3-cascade] markup fix

Author: tabatkins

css3-cascade/Overview.html

@@ -141,7 +141,8 @@ <h2 class="no-num no-toc" id=table-of-contents> Table of contents</h2>
      <li><a href="#filter-declarations"><span class=secno>3.1. </span>
       Filtering Declarations</a>
 
-     <li><a href="#cascade"><span class=secno>3.2. </span> Cascading</a>
+     <li><a href="#cascade"><span class=secno>3.2. </span> Cascading
+      Declarations</a>
       <ul class=toc>
        <li><a href="#cascaded-value"><span class=secno>3.2.1. </span> The
         Cascaded Value</a>
@@ -299,7 +300,7 @@ <h3 id=filter-declarations><span class=secno>3.1. </span> Filtering
 
   <p class=issue> Find some appropriate term to DFN for these lists.
 
-  <h3 id=cascade><span class=secno>3.2. </span> Cascading</h3>
+  <h3 id=cascade><span class=secno>3.2. </span> Cascading Declarations</h3>
 
   <p> The cascade algorithm takes an unordered list of declarations for a
    given property on an element and sorts it by precedence as determined

css3-cascade/Overview.src.html

@@ -174,7 +174,7 @@ <h3 id='filter-declarations'>
 
 
 <h3 id='cascade'>
-Cascading</h3>
+Cascading Declarations</h3>
 
 	<p>
 		The cascade algorithm takes an unordered list of declarations