Update app.py

app.py

@@ -62,7 +62,7 @@ demo = gr.ChatInterface(
 
 # Add custom CSS to make the chatbox smaller
 demo.css = """
-#custom-textbox {
+custom-textbox {
     height: 50px; /* Adjust the height of the textbox */
     font-size: 14px; /* Adjust the font size */
 }
@@ -72,6 +72,5 @@ demo.css = """
 }
 """
 
-
 if __name__ == "__main__":
     demo.launch()