updated theme

app.py

@@ -176,7 +176,7 @@ iface = gr.Interface(fn=recommend_movie,
                      title="Movie Recommender",
                      description="Enter a movie name and your rating (out of 10) for the movie. you must enter at least 3 movies and all words must start with capital letters, example : Grumpier Old Men",
                      css = css_code, 
-                     theme='dark'
+                     theme=gr.themes.Monochrome()
                     )
 
 iface.launch()