Content cleanup

docs/navigation-structure.md

@@ -27,6 +27,8 @@ By default, all pages will appear as top level pages in the main nav.
 
 To specify a page order, use the `nav_order` variable in your pages' YAML front matter.
 
+#### Example
+{: .no_toc }
 ```yaml
 ---
 layout: default
@@ -39,6 +41,8 @@ nav_order: 4
 
 For specific pages that you do not wish to include in the main navigation, e.g. a 404 page. Use the `nav_exclude: true` parameter in the YAML front matter for that page.
 
+#### Example
+{: .no_toc }
 ```yaml
 ---
 layout: default
@@ -87,12 +91,14 @@ On the parent pages, add 3 YAML front matter variables:
 {: .no_toc }
 
 ```yaml
+---
 layout: default
 title: UI Components
 nav_order: 2
 has_children: true
 parent: UI Components
 permalink: /ui-components
+---
 ```
 
 Here we're setting up the UI Components landing page that is available at `/ui-components`, has children and is ordered second in the main nav.
@@ -104,10 +110,12 @@ On child pages, simply set the `parent:` YAML front matter to whatever the paren
 #### Example
 {: .no_toc }
 ```yaml
+---
 layout: default
 title: Buttons
 parent: UI Components
 nav_order: 2
+---
 ```
 
 The Buttons page appears a child of UI Components and appears second in the UI Components section.