Update app.py

app.py

@@ -682,7 +682,14 @@ css = """
 }
 
 """
-
+class MyCustomTheme(gr.themes.Base):
+    def __init__(self):
+        super().__init__()
+        self.primary_hue = "#3498db"  # Set a custom primary color
+        self.border_radius = gr.themes.Radius.SMALL  # Custom border radius
+        self.button_primary_text = "#ffffff"  # Button text color
+        self.button_primary_bg = "#2980b9"  # Button background color
+        
 def submit_feedback(feedback, chatbot):
     gr.Info("Thank you for your feedback.")
     feedback_response = "User feedback: " + feedback
@@ -698,7 +705,7 @@ def handle_dislike(data: gr.LikeData):
         return gr.update(visible=False), gr.update(visible=False)
 
 
-with gr.Blocks(theme=gr.themes.Monochrome(),css=css) as demo:
+with gr.Blocks(theme=MyCustomTheme(),css=css) as demo:
     gr.Markdown("<CENTER><h2 style='font-size: 20px; font-family: Calibri;'>NewageNXT GPT</h2></CENTER>")
     with gr.Row():
         sample_button = gr.Button("What is the expected receiving date and the status of ASN24081900001", elem_classes="custom-button" , elem_id="button1")