Highlight the unhighlight codes in the documents

Author: depecode

docs/index.md

@@ -116,7 +116,10 @@ After installing the package you can find all his configuration files under lara
 
     First go to acl_menu.php and add the new menu item entry along with the permissions.
     And secondly go to your routes.php and add for the specified route the following
-    'middleware' => array('logged', 'can_see'), that way a user must be login first and
+    ```
+    'middleware' => array('logged', 'can_see'), 
+    ```
+    that way a user must be login first and
     have the appropriate permissions in order to access the specified route.
 
   2. How to add permissions to a route that is not in the menu?