change markdown code sample syntax

diff --git a/index.html b/index.html
index 88fb73afd4d9c01977237b8121f0bbb5aede89e5..367047422785892adc3e170a32503789eb362bf8 100644 (file)
--- a/index.html
+++ b/index.html
@@ -138,12 +138,14 @@
 
                                                For those of you who like that sort of thing. Instructions and a bit more info available [here](https://github.com/hakimel/reveal.js#markdown).
 
-                                                       <section data-markdown>
-                                                         ## Markdown support
-
-                                                         For those of you who like that sort of thing.
-                                                         Instructions and a bit more info available [here](https://github.com/hakimel/reveal.js#markdown).
-                                                       </section>
+                                               ```
+                                               <section data-markdown>
+                                                 ## Markdown support
+
+                                                 For those of you who like that sort of thing.
+                                                 Instructions and a bit more info available [here](https://github.com/hakimel/reveal.js#markdown).
+                                               </section>
+                                               ```
                                        </script>
                                </section>