Update app.py

app.py

@@ -628,7 +628,7 @@ css = """
 }
 
 .gr-button:hover {
-    background-color: #357ABD; /* Darker shade on hover */
+    background-color: #0056b3; /* Darker shade on hover */
 }
 
 /* Customizing the Logout link to be on the right */
@@ -662,7 +662,7 @@ with gr.Blocks(css=css, theme=gr.themes.Soft()) as demo:
         sample_button1 = gr.Button("What are the active warehouses available",elem_classes="gr-button")
         sample_button2 = gr.Button("Explain Pre-Receiving Yard Management",elem_classes="gr-button")
         sample_button3 = gr.Button("Can you generate a pie chart with item names and quantities in warehouse WH",elem_classes="gr-button")
-        sample_button4 = gr.Button("I want to analyze item name and quantity for different customers in a stacked bar chart for the warehouse WH", visible=False,elem_classes="gr-button")
+        sample_button4 = gr.Button("I want to analyze item name and quantity for different customers in a stacked bar chart for the warehouse WH", elem_classes="gr-button")
 
     with gr.Row():
         chatbot = gr.Chatbot(label="Ask a question about the API, Database, a Document or Warehouse inventory analysis.")