fix errror on width

app.py

@@ -56,7 +56,9 @@ with gr.Blocks(title="World-in-World: Building a Closed-Loop World Interface to
                     # Adjust image/video sizes for better layout
                     gr.Video("/home/user/app/demo_source_data/AR/FTwan21_lora/X7HyMhZNoso/E145/A001/world_model_gen/bbox_gen_video_1.mp4", label="Left Image", width=480)
                     gr.Image("/home/user/app/demo_source_data/AR/FTwan21_lora/X7HyMhZNoso/E145/A001/real_obs.png", label="Bird Eye View", type="pil", width=480)
-                    gr.Model3D("/home/user/app/demo_source_data/scenes_glb/5ZKStnWn8Zo.glb", label="3D Scene", width=480)
+                    gr.HTML("<h4 style='text-align: center;'>3D Scene:</h4>")
+                    with gr.Column(scale=1):
+                        gr.Model3D("/home/user/app/demo_source_data/scenes_glb/5ZKStnWn8Zo.glb", label="3D Scene")
 
         with gr.TabItem("📊 Leaderboard"):
             leaderboard_table = gr.DataFrame(