diff --git a/Week-1/Task-4/r3f/src/index.css b/Week-1/Task-4/r3f/src/index.css
new file mode 100644
index 0000000..379b86e
--- /dev/null
+++ b/Week-1/Task-4/r3f/src/index.css
@@ -0,0 +1,8 @@
+html,
+body,
+#root {
+    width: 100%;
+    height: 100%;
+    margin: 0;
+    background-color: black;
+}