Update app.py

app.py

@@ -1,11 +1,17 @@
 import subprocess
-
+import time
 # Install Gradio
 subprocess.run(["pip", "install", "gradio"])
 
 # Import Gradio
 import gradio as gr
+from gradio.themes.utils.theme_dropdown import create_theme_dropdown
+
+dropdown, js = create_theme_dropdown()
 
+with gr.Blocks(theme='victorisgeek/gray') as demo:
+    with gr.Row(equal_height=True):
+        with gr.Column(scale=10):
 # Define your face swapping function here
 def swapped_image(image):
     # Your face swapping logic here