diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..aea9456
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,7 @@
+TAG=cccb-tanks-cs
+
+build:
+	podman build . --tag=$(TAG)
+
+run: build
+	podman run -i -p 3000:3000 localhost/$(TAG):latest
diff --git a/tank-frontend/src/index.css b/tank-frontend/src/index.css
index 7df980c..4056aaa 100644
--- a/tank-frontend/src/index.css
+++ b/tank-frontend/src/index.css
@@ -10,7 +10,7 @@ body {
     align-items: center;
     justify-content: center;
 
-    background-color: white;
+    background-color: black;
 }
 
 #root {