[CSS2] Add Appendix numbers

Author: gsnedders

css2/Overview.bs

@@ -15600,7 +15600,7 @@ page, a user agent should keep the text within the comic strip balloon.
 
 
 <section class="non-normative">
-<h2 id="aural"><span id="q19.0">Aural style sheets</span></h2>
+<h2 id="aural"><span id="q19.0">Appendix A: Aural style sheets</span></h2>
 
 <p>This chapter is informative. UAs are not required to implement the
 properties of this chapter in order to conform to CSS&nbsp;2.
@@ -16711,7 +16711,7 @@ status of aural properties.)
 
 
 
-<h2 id="references"><span id="q20.0">Bibliography</span></h2>
+<h2 id="references"><span id="q20.0">Appendix B: Bibliography</span></h2>
 <div data-fill-with="references">
 
 </div>
@@ -16721,7 +16721,7 @@ status of aural properties.)
 
 
 <section class="non-normative">
-<h2 id="app-changes"><span id="q21.0">Changes</span></h2>
+<h2 id="app-changes"><span id="q21.0">Appendix C: Changes</span></h2>
 <p><em>This appendix is informative, not normative.</em></p>
 
 <p>CSS&nbsp;2.2 is an updated revision of CSS&nbsp;2. The changes between
@@ -16797,7 +16797,7 @@ A brief CSS&nbsp;2.1 tutorial for HTML</a></h3>
 
 
 <section class="non-normative">
-<h2 id="html-stylesheet"><span id="q22.0">Default style sheet for HTML 4</span></h2>
+<h2 id="html-stylesheet"><span id="q22.0">Appendix D: Default style sheet for HTML 4</span></h2>
 <p><em>This appendix is informative, not normative.</em></p>
 
 <p>This style sheet describes the typical formatting of all HTML 4
@@ -16904,7 +16904,7 @@ BDO[DIR="rtl"]  { direction: rtl; unicode-bidi: bidi-override }
 
 
 
-<h2 id="elaborate-stacking-contexts"><span id="q23.0">Elaborate description of Stacking Contexts</span></h2>
+<h2 id="elaborate-stacking-contexts"><span id="q23.0">Appendix E: Elaborate description of Stacking Contexts</span></h2>
 
 <p>This chapter defines the CSS&nbsp;2 painting order in more detail than
 described in the rest of the specification.</p>
@@ -17168,7 +17168,7 @@ z-index:  canvas  -1	0    1	  2
 
 
 </p>
-<h2 id="property-index"><span id="q24.0">Full property table</span></h2>
+<h2 id="property-index"><span id="q24.0">Appendix F: Full property table</span></h2>
 
 <p><em>This appendix is informative, not normative.</em></p>
 
@@ -17180,7 +17180,7 @@ z-index:  canvas  -1	0    1	  2
 
 
 <section class="non-normative">
-<h2 id="app-grammar"><span id="q25.0">Grammar of CSS&nbsp;2</span></h2>
+<h2 id="app-grammar"><span id="q25.0">Appendix G: Grammar of CSS&nbsp;2</span></h2>
 
 <p>This appendix is non-normative.
 
@@ -17506,7 +17506,7 @@ u\+[0-9a-f?]{1,6}/- return UNICODE_RANGE;
 
 
 
-<h2 id="index"><span id="q27.0">Index</span></h2>
+<h2 id="index"><span id="q27.0">Appendix I: Index</span></h2>
 <p><em>This appendix is informative, not normative.</em></p>
 <div class="NOPRINT" data-fill-with="index">