Update app.py

app.py

@@ -105,6 +105,12 @@ def run():
             margin: 20px auto;
             max-width: 800px;
         }
+
+        
+        div.svelte-iyf88w {
+            background:  #ffffff !important;
+        }
+        
         h1 {
             color: #2c3e50;
             font-size: 2.4em;