Update app.py

app.py

@@ -108,7 +108,7 @@ def inference(img, version, scale):
         print('global exception', error)
         return None, None
         
-custom_css="""
+custom_css ="""
 .gradio_wrapper .gradio_bg[is_embedded=false] .gradio_page .footer {
     visibility: hidden;
 }
@@ -140,4 +140,4 @@ demo = gr.Interface(
     examples=[['a1.jpg', 'v1.4', 2], ['a2.jpg', 'v1.4', 2], ['a3.jpg', 'v1.4', 2],['a4.jpg', 'v1.4', 2]])
     
 demo.queue(concurrency_count=4)
-demo.launch(css=custom_css,)
+demo.launch()