[css-lists-3][meta] whitespace

Author: tabatkins

css-lists-3/Overview.bs

@@ -1096,12 +1096,16 @@ The Implicit ''list-item'' Counter</h3>
 	like ''decimal''.
 
 	<div class="example">
+
 		In the following example,
 		the list is modified to count by twos:
+
 		<pre>
 		  ol.evens > li { counter-increment: list-item 2; }
 		</pre>
+
 		A three-item list would be rendered as
+
 		<pre>
 		  2. First Item
 		  4. Second Item