Update app.py

app.py

@@ -154,9 +154,23 @@ theme = gr.themes.Base().set(
     button_primary_background_fill='#2a2a2a',  # Primary button background color
     button_primary_background_fill_dark='#2a2a2a'  # Dark primary button background color
 )
+
+custom_css = """
+<style>
+    body {
+        font-family: 'Arial', sans-serif;
+    }
+    .gr-text-input, .gr-textbox, .gr-markdown, .gr-html {
+        font-family: 'Arial', sans-serif;
+    }
+    .gr-button {
+        font-family: 'Arial', sans-serif;
+    }
+</style>
+"""
     
 # Setup the Gradio Blocks interface with custom layout components
-with gr.Blocks(theme=theme) as demo:
+with gr.Blocks(theme=theme, css=custom_css) as demo:
     gr.Image(display_image(), show_label = False, show_share_button = False, show_download_button = False)
     gr.Markdown(welcome_message)  # Display the formatted welcome message
     with gr.Row():