diff --git a/_data/cdn.yml b/_data/cdn.yml
new file mode 100644
index 0000000..3518a8b
--- /dev/null
+++ b/_data/cdn.yml
@@ -0,0 +1,2 @@
+use: false
+url: https://cdn.2martens.de
\ No newline at end of file
diff --git a/_includes/image.html b/_includes/image.html
new file mode 100644
index 0000000..f370ad9
--- /dev/null
+++ b/_includes/image.html
@@ -0,0 +1,3 @@
+<img alt="{{ include.alt }}"
+     src="{% if site.data.cdn.use %}{{ site.data.cdn.url }}{% else %}{{ site.baseurl }}{% endif %}{{ include.link }}"
+     class="img-fluid" />
\ No newline at end of file