Update app.py

app.py

@@ -173,7 +173,7 @@ css = """
         .image_duplication{position: absolute; width: 100px; left: 50px}
 """
 
-with gr.Blocks(theme = theme, css = css) as demo:
+with gr.Blocks(css = css) as demo:
     gr.Markdown("# Stable Diffusion XL")
     gr.Markdown("<p>This is an unoffical demo for Stable Diffusion XL, which is the latest stable diffusion model released by Stability AI. The main features include Next-level photorealism capabilities, image composition and face generation, use of shorter prompts to create descriptive imagery, greater capability to produce legible text and rich visuals and jaw-dropping aesthetics</p>")
     gr.Markdown(""" Please refer to [the official website](https://stability.ai/stable-diffusion) for further information""")