Update app.py

app.py

@@ -55,7 +55,7 @@ with gr.Blocks() as demo:
          For access to the full research report, please contact Prof. Jiang at jiangz@hku.hk.
         """
     )
-    with gr.Column():
+    with gr.Row():
         with gr.Tab("New Image Generation Test Ranking"):
             with gr.Column():
                 dropdown = gr.Dropdown(choices=["Option 1: New Image Generation Quality Ranking",