Update app.py

app.py

@@ -92,10 +92,12 @@ additional_inputs = [
     )
 ]
 
-with gr.Blocks(theme=gr.themes.Soft(), customCSS) as demo:
+with gr.Blocks(theme=gr.themes.Soft()) as demo:
     gr.ChatInterface(
         generate,
         additional_inputs=additional_inputs,
     )
+    
+demo.set_css(customCSS)
 
 demo.queue().launch(debug=True)