diff --git a/docs/_includes/website/banner.html b/docs/_includes/website/banner.html
new file mode 100644
index 00000000..21096e43
--- /dev/null
+++ b/docs/_includes/website/banner.html
@@ -0,0 +1,13 @@
+
+
+
+
+
+
+ Valid until the end of November 2024
+
+
diff --git a/docs/_includes/website/carbon.html b/docs/_includes/website/carbon.html
index 6adfb8e2..ffa0d728 100644
--- a/docs/_includes/website/carbon.html
+++ b/docs/_includes/website/carbon.html
@@ -1,5 +1,8 @@
diff --git a/docs/_includes/website/masterclass.html b/docs/_includes/website/masterclass.html
new file mode 100644
index 00000000..11b95036
--- /dev/null
+++ b/docs/_includes/website/masterclass.html
@@ -0,0 +1,25 @@
+
diff --git a/docs/_layouts/default.html b/docs/_layouts/default.html
index cf3cf523..02813f84 100644
--- a/docs/_layouts/default.html
+++ b/docs/_layouts/default.html
@@ -4,6 +4,8 @@
{% include global/head.html %}
+ {% include website/banner.html %}
+
{{ content }}
{% if page.modals %}
@@ -30,5 +32,6 @@
{% include global/customizer.html %}
+ {% include website/masterclass.html %}