[Update]Change to Column on line 63

app.py

@@ -60,7 +60,7 @@ with gr.Blocks(css=custom_css) as demo:
     
 
     with gr.Row() as udiff:
-        with gr.Row():
+        with gr.Column():
             drop = gr.Dropdown(["Object-Church", "Object-Parachute", "Object-Garbage","Style-Van Gogh",
                                "Concept-Nudity", "Concept-Violence", "Illegal Activity", "None"], 
                                label="Unlearning undesirable")