Add {% highlight %} code block examples including ones with line numbering

_posts/2013-08-16-markup-syntax-highlighting.md

@@ -1,6 +1,7 @@
 ---
 title: "Markup: Syntax Highlighting"
 excerpt: "Post displaying the various ways of highlighting code in Markdown."
+modified: 2016-09-09T09:55:10-04:00
 header:
   teaser: "markup-syntax-highlighting-teaser.jpg"
 tags: 
@@ -24,6 +25,16 @@ GitHub Flavored Markdown [fenced code blocks](https://help.github.com/articles/c
 }
 ```
 
+{% highlight scss %}
+.highlight {
+  margin: 0;
+  padding: 1em;
+  font-family: $monospace;
+  font-size: $type-size-7;
+  line-height: 1.8;
+}
+{% endhighlight %}
+
 ```html
 {% raw %}<nav class="pagination" role="navigation">
   {% if page.previous %}
@@ -35,6 +46,17 @@ GitHub Flavored Markdown [fenced code blocks](https://help.github.com/articles/c
 </nav><!-- /.pagination -->{% endraw %}
 ```
 
+{% highlight html linenos %}
+{% raw %}<nav class="pagination" role="navigation">
+  {% if page.previous %}
+    <a href="{{ site.url }}{{ page.previous.url }}" class="btn" title="{{ page.previous.title }}">Previous article</a>
+  {% endif %}
+  {% if page.next %}
+    <a href="{{ site.url }}{{ page.next.url }}" class="btn" title="{{ page.next.title }}">Next article</a>
+  {% endif %}
+</nav><!-- /.pagination -->{% endraw %}
+{% endhighlight %}
+
 ```ruby
 module Jekyll
   class TagIndex < Page