Update app.py

app.py

@@ -75,7 +75,9 @@ def chatresponse(message, history):
 
 # css_code='body{background-image:url("https://picsum.photos/seed/picsum/200/300");}'
 # css = ".gradio-container {background: url('file=https://i.imgur.com/u8isIYl.png')}"
-css = ".gradio-container {background: url('file=https://i.imgur.com/rwk7ykG.png')}"
+# css = ".gradio-container {background: url('file=https://i.imgur.com/rwk7ykG.png')}"
+css = ".gradio-container {background: url('file=https://i.imgur.com/LAfi4yx.png')}"
+