Update app.py

app.py

@@ -12,8 +12,8 @@ def create_animation_app():
     const ctx = canvas.getContext('2d');
     
     // Set canvas size
-    canvas.width = 400;
-    canvas.height = 400;
+    canvas.width = 3840;
+    canvas.height = 2160;
     
     let t = 0;