Update app.py

app.py

@@ -105,11 +105,11 @@ with gr.Blocks() as block:
   
   with gr.Row():
     with gr.Column(scale=1, min_width=100):
-      first = gr.Button("1st")
-      second = gr.Button("2nd")
-      third = gr.Button("3rd")
-      fourth = gr.Button("4th")
-      fifth = gr.Button("5th")
+      first = gr.Button("1st", elem_classes=["custom-btn"])
+      second = gr.Button("2nd", elem_classes=["custom-btn"])
+      third = gr.Button("3rd", elem_classes=["custom-btn"])
+      fourth = gr.Button("4th", elem_classes=["custom-btn"])
+      fifth = gr.Button("5th", elem_classes=["custom-btn"])
     with gr.Column(scale=4):
       chatbot = gr.Chatbot(elem_id='chatbot')
       instruction_txtbox = gr.Textbox(placeholder="What do you want to say to AI?", label="Instruction")