Update app.py

app.py

@@ -173,7 +173,8 @@ def clear_fn():
 with gr.Blocks(css="cake.css") as myface:
     with gr.Column():
         gr.HTML("""<title>Top 20 Diffuion</title>""")
-        gr.Markdown("""<center><h1>Top 20 Diffusion</h1><center>""")
+        gr.Markdown("""<center><h1>Top 20 Diffusion</h1><center>""")\
+        gr.Markdown("""<center><h4>20 Popular Diffusion Models</h4><center>""")
     with gr.Accordion("Details",open=False):
         with gr.Tab("Description"):
             gr.Markdown("""<center>