diff --git a/index.html b/index.html
index 05bfbcd559907ac0e399fd5f3f7868b07febcc19..b3c7412f425771df5d2e5839ecdfd7622e107a93 100644
--- a/index.html
+++ b/index.html
@@ -9,7 +9,7 @@
     <title>
       Aparapi | Aparapi
     </title>
-    <!-- Favicons  -->
+    <!-- Favicons -->
     <link href='/images/favicon/apple-touch-icon-152x152.png' rel='apple-touch-icon-precomposed'>
     <meta content='#FFFFFF' name='msapplication-TileColor'>
     <meta content='/images/favicon/mstile-144x144.png' name='msapplication-TileImage'>
@@ -18,6 +18,7 @@
     <meta content='#EE6E73' name='theme-color'>
     <!-- CSS -->
     <link href='/stylesheets/prism.css' rel='stylesheet'>
+    <link href='/stylesheets/highlight.css' media='screen,projection' rel='stylesheet' type='text/css'>
     <link href='/stylesheets/style.css' media='screen,projection' rel='stylesheet' type='text/css'>
     <link href='http://fonts.googleapis.com/css?family=Inconsolata' rel='stylesheet' type='text/css'>
     <link href='http://fonts.googleapis.com/icon?family=Material+Icons' rel='stylesheet'>
diff --git a/introduction/about.html b/introduction/about.html
index 02b943ea855d0e6990b850b6c5b30e317b00c2f4..f115631e7f78a5d2998d24f686f1d2e696500ece 100644
--- a/introduction/about.html
+++ b/introduction/about.html
@@ -18,6 +18,7 @@
     <meta content='#EE6E73' name='theme-color'>
     <!-- CSS -->
     <link href='/stylesheets/prism.css' rel='stylesheet'>
+    <link href='/stylesheets/highlight.css' media='screen,projection' rel='stylesheet' type='text/css'>
     <link href='/stylesheets/style.css' media='screen,projection' rel='stylesheet' type='text/css'>
     <link href='http://fonts.googleapis.com/css?family=Inconsolata' rel='stylesheet' type='text/css'>
     <link href='http://fonts.googleapis.com/icon?family=Material+Icons' rel='stylesheet'>
diff --git a/introduction/getting-started.html b/introduction/getting-started.html
index 67d0d76334381feed8e9140755e5a7f46ac05045..dcc7a61a4617bd6164b8cbd6d17782f0b48686f6 100644
--- a/introduction/getting-started.html
+++ b/introduction/getting-started.html
@@ -18,6 +18,7 @@
     <meta content='#EE6E73' name='theme-color'>
     <!-- CSS -->
     <link href='/stylesheets/prism.css' rel='stylesheet'>
+    <link href='/stylesheets/highlight.css' media='screen,projection' rel='stylesheet' type='text/css'>
     <link href='/stylesheets/style.css' media='screen,projection' rel='stylesheet' type='text/css'>
     <link href='http://fonts.googleapis.com/css?family=Inconsolata' rel='stylesheet' type='text/css'>
     <link href='http://fonts.googleapis.com/icon?family=Material+Icons' rel='stylesheet'>