Update app.py

app.py

@@ -26,12 +26,13 @@ def tts(text):
 
 
 with gr.Blocks() as demo:
+    gr.Markdown("# <center> OpenAI Text-To-Speech API with Gradio </center>")
     with gr.Row():
       dd1 = gr.Dropdown(choices=['tts-1','tts-1-hd'], label='Model')
       dd2 = gr.Dropdown(choices=['alloy', 'echo', 'fable', 'onyx', 'nova', 'shimmer'], label='Voice Options')
 
     text = gr.Textbox(label="Input text")
-    btn = gr.Button("Greet")
+    btn = gr.Button("Text-To-Speech")
     output_audio = gr.Audio(label="Speech Output")
     
     btn.click(fn=tts, inputs=text, outputs=output_audio, api_name="tts")