gradio theme fix

app.py

@@ -43,7 +43,7 @@ def process_file(file):
     return results, report
 
 def create_ui():
-    with gr.Blocks() as app:
+    with gr.Blocks(theme=gr.themes.Soft()) as app:
         gr.HTML("<p align='center'><img src='https://upload.wikimedia.org/wikipedia/en/0/08/Logo_for_Conference_on_Neural_Information_Processing_Systems.svg' alt='NeurIPS Logo' width='400'/></p>")
         gr.Markdown("# 🥐 Croissant Validator for NeurIPS")
         gr.Markdown("""
@@ -626,4 +626,4 @@ def create_ui():
 
 if __name__ == "__main__":
     app = create_ui()
-    app.launch(theme=gr.themes.Soft())
+    app.launch()