Update app.py

app.py

@@ -65,7 +65,7 @@ class Frosted(Base):
                 border-radius: 10px;
                 border: 1px solid rgba(255, 255, 255, 0.3);
                 background: rgba(255, 255, 255, 0.3);
-                background-image: url('https://9to5mac.com/wp-content/uploads/sites/6/2021/10/Monterey-Graphic-3-dragged.jpeg');
+                background-image: url('back.png');
                 background-size: cover;
             }
             .gr-button {