Update app.py

app.py

@@ -129,7 +129,7 @@ with gr.Blocks() as file:
 #         )
 #         clear_button.click(clear, outputs=[output])
 
-with gr.Blocks() as demo:
+with gr.Blocks(theme=gr.themes.Ocean()) as demo:
     gr.TabbedInterface([microphone, file], ["Microphone", "Transcribe from file"])
 
 demo.launch()