Update app.py

app.py

@@ -43,4 +43,19 @@ def chat_groq(message, history):
         return f"Error: {e}"
 
 ui = gr.ChatInterface(fn=chat_groq, title="Affan's GenAI App (Groq)")
-ui.launch()
+ui.launch()
+
+from gradio.themes.base import Base
+from gradio.themes.utils import colors
+
+custom_theme = Base(
+    primary_hue=colors.blue,
+    secondary_hue=colors.indigo,
+    neutral_hue=colors.gray,
+)
+
+ui = gr.ChatInterface(
+    fn=chat_groq,
+    title="Affan's GenAI App (Groq)",
+    theme=custom_theme
+)