Update app.py

app.py

@@ -173,8 +173,9 @@ load_js = """
         console.log(a);
         console.log(b);
         var vv = document.getElementById(b);
-        vv.style.background='red';
-        return[a];
+        vv.style.border-color='red';
+        outp = Object.fromEntries(a);        
+        return[outp];
         }
     """