Update index.html

index.html

@@ -119,7 +119,7 @@
           If you have a compatibile (arm, i686 or x86_64) Chromebook, you can fork my Github repo and add some new packages to its <code>packages</code> directory if you managed to build them from source successfully on your device. Package recipes are simple Ruby files - here is an example:
         </p>
         <p>
-         ```
+```
 require 'package'
 
 class Vim < Package
@@ -150,7 +150,7 @@ class Vim < Package
     puts "\tln -s ~/.vim/vimrc ~/.vimrc\n\n"
   end
 end        
-         ```
+```
         </p>
       </div>