Update app.py

app.py

@@ -10,7 +10,8 @@ css = """.output_image, .input_image {height: 600px !important}"""
 
 # gradio interface that takes in input an image and return a JSON file that contains its info
 # for now it shows also the intermediate steps
-iface = gr.Interface(fn=prediction,
+iface = gr.Interface(theme=gr.themes.Monochrome(),
+                    fn=prediction,
                      inputs=gr.Image(type="pil"),
                      outputs=[
                               #gr.Image(type="pil", label="annotated image"),