Update app.py

app.py

@@ -22,8 +22,9 @@ with gr.Blocks(theme=THEME) as demo:
             )
         with gr.Column(scale=3):
             with gr.Box():
-                dropdown.render()
-                toggle_dark = gr.Button(value="Toggle Dark").style(full_width=True)
+                with gr.Column():
+                    dropdown.render()
+                    toggle_dark = gr.Button(value="Toggle Dark").style(full_width=True)
 
     dropdown.change(None, dropdown, None, _js=js)
     toggle_dark.click(