diff --git a/introduction/intro.md b/introduction/intro.md
index efd94e05..91c57e6e 100644
--- a/introduction/intro.md
+++ b/introduction/intro.md
@@ -1,6 +1,6 @@
 ---
 lang: en
-layout: default
+layout: site
 permalink: /intro/
 redirect_from:
 - /tour/
diff --git a/introduction/screenshots.md b/introduction/screenshots.md
index 4923f87f..5d2d6fbd 100644
--- a/introduction/screenshots.md
+++ b/introduction/screenshots.md
@@ -1,6 +1,6 @@
 ---
 lang: en
-layout: default
+layout: site
 permalink: /screenshots/
 redirect_from:
 - /media/
diff --git a/introduction/statistics.md b/introduction/statistics.md
index c492bd41..3f961ac9 100644
--- a/introduction/statistics.md
+++ b/introduction/statistics.md
@@ -1,6 +1,6 @@
 ---
 lang: en
-layout: default
+layout: site
 permalink: /statistics/
 redirect_from:
 - /counter/
diff --git a/introduction/video-tours.md b/introduction/video-tours.md
index 5e010209..24829f98 100644
--- a/introduction/video-tours.md
+++ b/introduction/video-tours.md
@@ -1,6 +1,6 @@
 ---
 lang: en
-layout: default
+layout: site
 permalink: /video-tours/
 ref: 226
 title: Video Tours