Update App.css

Author: shivamyadavrgipt

src/App.css

@@ -5,7 +5,7 @@
     padding: 1rem;
     border-radius: 1rem;
     background-color: #ecebf3;
-    border: 2dvb solid #d4d7dd;
+    border: 2dvb solid #7f9cd6;
     height: 70vh;
   }