diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..11ba0e0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "website/themes/blowfish"]
+	path = website/themes/blowfish
+	url = https://github.com/nunocoracao/blowfish.git
+	branch = main
diff --git a/website/themes/blowfish b/website/themes/blowfish
new file mode 160000
index 0000000..f9eb1d4
--- /dev/null
+++ b/website/themes/blowfish
@@ -0,0 +1 @@
+Subproject commit f9eb1d4e811d6da744848c35fb842cf386f6df39