Update app.py

app.py

@@ -43,8 +43,11 @@ def get_answer(question, ans_a, ans_b, ans_c, ans_d):
 
 # --- Gradio Interface ---
 
-# Define a soft theme with a green primary color for a more modern look
-theme = gr.themes.Soft(primary_hue="green")
+# Define a soft theme with a green primary color and a custom font for a more modern look
+theme = gr.themes.Soft(
+    primary_hue="green",
+    font=[gr.themes.GoogleFont("Karla"), "Arial", "sans-serif"]
+)
 
 with gr.Blocks(theme=theme) as demo:
     gr.Markdown("# EdNA: MCQ Answering App")