Fix Display Bugs In Edge and Safari

public/index.html

@@ -64,13 +64,7 @@
         <a href="https://www.google.cn/chrome/">Google Chrome</a>
         <a href="https://www.firefox.com.cn/">Mozilla Firefox</a>
     </strong>
-    <script>
-        window.onload = function () {
-            document.getElementById("loader-mask").remove();
-        };
-    </script>
 </div>
 <div id="app"></div>
-<!-- built files will be auto injected -->
 </body>
 </html>