Tabs themes

app.py

@@ -240,7 +240,12 @@ def tab_offline_arena():
                                                      inputs=[], outputs=[select_criteria_1, select_criteria_2, select_criteria_3])
     
     with gradio.Row():
-        chatbot_history = gradio.Chatbot([['hey', 'Hey!'], ["are we testing something?", None]], container=True)
+        with gradio.Column():
+            pass
+        with gradio.Column(scale=2):
+            chatbot_history = gradio.Chatbot([['hey', 'Hey!'], ["are we testing something?", None]], container=True)
+        with gradio.Column():
+            pass
     with gradio.Row():
         model_a = gradio.Text("Indeed we are.", label='Model A')
         model_b = gradio.Text("Are we?", label='Model B')