Update app.py

app.py

@@ -79,13 +79,14 @@ def respond(
 chatbot=gr.Chatbot(height=450, placeholder=PLACEHOLDER, label='Gradio ChatInterface')
 
 # Define the interface layout
-with gr.Blocks(css=css) as demo:
+with gr.Blocks(fill_height=True,css=css) as demo:
     # Add description markdown
     gr.Markdown(DESCRIPTION)
     # Add duplicate button
     gr.DuplicateButton(value="Duplicate Space for private use", elem_id="duplicate-button")
     # Add chat interface
     gr.ChatInterface(
+        fill_height=True
         fn=respond,
         chatbot=chatbot,
         examples=[