Update app.py

app.py

@@ -168,19 +168,7 @@ chat_interface = gr.ChatInterface(
     ],
 )
 
-# Load external CSS from styles.css and inject it as an HTML <style> block
-custom_css = ""
-css_path = "styles.css"
-if os.path.exists(css_path):
-    try:
-        with open(css_path, encoding="utf-8") as f:
-            custom_css = f"<style>{f.read()}</style>"
-    except Exception:
-        custom_css = ""
-
 with gr.Blocks() as demo:
-    if custom_css:
-        gr.HTML(custom_css)
     gr.Markdown(DESCRIPTION)
     chat_interface.render()