Update app.py

Fix color of bot message.

app.py

@@ -35,6 +35,7 @@ with gr.Blocks(css="""
     }
     .message.bot {
         background-color: #f3f4f6 !important;
+        color: #000000;
         border-radius: 12px 12px 12px 0 !important;
         margin-right: auto !important;
         margin-left: 1rem !important;