Update style.css

style.css

@@ -166,7 +166,7 @@
       0 0 20px rgba(30, 255, 255, 0.5) inset;
 }
 .example-box {
-  background-color: white; 
+  background: white !important;
   padding: 15px; 
   border-radius: 5px;
   box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);