Update app.py

app.py

@@ -441,7 +441,7 @@ def apply_kenburns_effect(clip, target_resolution, effect_type=None):
     elif effect_type == "up-left":
         start_zoom = 1.0
         end_zoom = 1.0
-        start_center = (max_offset_x + target    start_center = (max_offset_x + target_w / 2, max_offset_y + target_h / 2)
+        start_center = (max_offset_x + target_w / 2, max_offset_y + target_h / 2)
         end_center = (target_w / 2, target_h / 2)
     else:
         raise ValueError(f"Unsupported effect_type: {effect_type}")