#524: Disable numbered plugin for non-article pages

assets/plugins/_numbered.scss

 $startLevel: 1;
 $endLevel: 6;
 
-.book-page .markdown {
+.book-page .markdown.book-article {
   @for $currentLevel from $startLevel through $endLevel {
     > h#{$currentLevel} {
       counter-increment: h#{$currentLevel};
@@ -19,7 +19,7 @@ $endLevel: 6;
   }
 }
 
-.book-toc nav ul {
+.book-toc nav#TableOfContents ul {
   li {
     counter-increment: item;
 

layouts/_default/baseof.html

@@ -73,7 +73,7 @@
 {{ end }}
 
 {{ define "main" }}
-  <article class="markdown">
+  <article class="markdown book-article">
     {{- .Content -}}
   </article>
 {{ end }}

layouts/posts/single.html

 {{ define "main" }}
-<article class="markdown">
+<article class="markdown book-post">
   <h1>
     <a href="{{ .RelPermalink }}">{{ partial "docs/title.html" . }}</a>
   </h1>

layouts/taxonomy/list.html

 {{ define "main" }}
-<article class="markdown">
+<article class="markdown book-post">
   <h1>{{ .Title | title }}</h1>
   {{ $taxonomies := index .Site.Taxonomies .Page.Type }}
   {{ range $taxonomies }}