update app

app.py

@@ -687,7 +687,7 @@ css = '''
 #lighting-3d-control { min-height: 450px; }
 .slider-row { display: flex; gap: 10px; align-items: center; }
 '''
-with gr.Blocks(css=css, theme="allenai/gradio-theme") as demo:
+with gr.Blocks(css=css, theme="gradio/monochrome") as demo:
     gr.Markdown("""
     # 🎬 Qwen Image Edit 2511 — 3D Lighting Control
     
@@ -769,7 +769,7 @@ with gr.Blocks(css=css, theme="allenai/gradio-theme") as demo:
         """Update the 3D component with the uploaded image."""
         if image is None:
             return gr.update(imageUrl=None)
-        # Convert PIL image to base64 data URL
+
         import base64
         from io import BytesIO
         buffered = BytesIO()