Update app.py

app.py

@@ -940,9 +940,9 @@ SLEEK_CSS = """
 .actions .gr-button { flex: 1; }
 
 .right .tabs { height: 100%; display: flex; flex-direction: column; }
-.right .tabitem { flex: 1; display: flex; flex-direction: column; }
-#chatbot_container { flex: 1; }
-#chatbot_container .gr-chatbot { height: 100%; }
+.right .tabitem { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
+#chatbot_container { flex: 1; display: flex; flex-direction: column; min-height: 0; }
+#chatbot_container .gr-chatbot { flex: 1; height: 100% !important; max-height: none !important; }
 
 .hr { height: 1px; background: #16203b; margin: 10px 0; }
 .voice-hint { font-size: 12px; color:#9fb0cc; margin-top: 4px; }