Update app.py

app.py

@@ -38,7 +38,7 @@ def generate(
         yield output
     return output
 
-custom_html = ''<div style="background-color: white; padding: 10px; text-align: center;"><h2>Custom HTML Content</h2><p>This is an example of adding custom HTML content to the Gradio interface.</p></div>''
+custom_html = ""<div style="background-color: white; padding: 10px; text-align: center;"><h2>Custom HTML Content</h2><p>This is an example of adding custom HTML content to the Gradio interface.</p></div>""
 
 mychatbot = gr.Chatbot(
     avatar_images=["./user.png", "./botm.png"], bubble_full_width=False, show_label=False, show_copy_button=True, likeable=True,)