diff --git a/Tips-and-tricks.textile b/Tips-and-tricks.textile
index f4e4f48..9b7c569 100644
--- a/Tips-and-tricks.textile
+++ b/Tips-and-tricks.textile
@@ -1,3 +1,5 @@
+h1. Coding guidelines
+
 * Use the implicit "result" variable and try to avoid "return".
 * Do not use templates/macros when an inline proc suffices.
 * Do not use "nil" for strings and sequences. The procs of the standard library which misuse "nil" as an error value will be deprecated.
@@ -7,11 +9,13 @@ h1. Using reserved words as identifiers
 * You can use the slanted quote string syntax if you need to use a reserved word as an identifier: <code>var `type`: int</code>
 
 h1. Tricks with conditional compilation
-<pre><code>
+<pre>
+<code>
 const someFeature = True
 
 when someFeature:
   const someSubFeature = true
 else:
   const someSubFeature = false
-</code></pre>
+</code>
+</pre>
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