Update app.py

app.py

@@ -76,7 +76,7 @@ with gr.Blocks(css=customCSS, theme=small_and_beautiful_theme) as demo:
     with gr.Row():
         with gr.Column(scale=1):
             # gr.HTML(title)
-            gr.HTML('YY专用ChatGPT')
+            gr.HTML('<h1>YY专用ChatGPT</h1>')
         with gr.Column(scale=4):
             # gr.HTML('<center><a href="https://huggingface.co/spaces/JohnSmith9982/ChuanhuChatGPT?duplicate=true"><img src="https://bit.ly/3gLdBN6" alt="Duplicate Space"></a>Duplicate the Space and run securely with your OpenAI API Key</center>')
             pass