Move css_paths to launch() and drop dead #duplicate-button CSS

app.py

@@ -44,7 +44,7 @@ def run(image_path: str, threshold: float) -> np.ndarray:
     return visualize_object_predictions(np.asarray(image), preds)["image"]
 
 
-with gr.Blocks(css_paths="style.css") as demo:
+with gr.Blocks() as demo:
     gr.Markdown(DESCRIPTION)
     with gr.Row():
         with gr.Column():
@@ -67,4 +67,4 @@ with gr.Blocks(css_paths="style.css") as demo:
     )
 
 if __name__ == "__main__":
-    demo.launch()
+    demo.launch(css_paths="style.css")