Update app.py

app.py

@@ -20,9 +20,6 @@ GOOGLE_API_KEY = os.getenv("GOOGLE_API_KEY")
 if not GOOGLE_API_KEY:
     raise ValueError("GOOGLE_API_KEY is not set in environment variables.")
 
-TITLE = """<h1 align="center">Gemini Playground 💬</h1>"""
-SUBTITLE = """<h2 align="center">Play with Gemini Pro and Gemini Pro Vision</h2>"""
-
 IMAGE_CACHE_DIRECTORY = "/tmp"
 IMAGE_WIDTH = 512
 CHAT_HISTORY = List[Tuple[Optional[Union[Tuple[str], str]], Optional[str]]]