Update app.py

app.py

@@ -32,8 +32,7 @@ iface = gr.Interface(
         gr.Number(label="R&D Expenses"),
         gr.Number(label="Number of Employees")
     ],
-    outputs=gr.Textbox(),
-    css="styles.css"
+    outputs=gr.Textbox(elem_classes="output_textbox"),
 )
 
 # Launch the application