Update app.py

app.py

@@ -227,7 +227,7 @@ class LangChain_Document_QA:
           with gr.Row():
                gr.HTML("""<center><h1>AI Mental Healthcare ChatBot</h1></center>""")
           with gr.Row():
-              with gr.Column(scale=0.70):
+              with gr.Column(scale=1):
                   with gr.Row():
                       chatbot = gr.Chatbot([], elem_id="chatbot").style(height=360)
                   with gr.Row():