Show online policy on CrOS EULA page

chrome/browser/resources/chromeos/login/oobe.css

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  *
  * This is the stylesheet used by the Out of the box experience (OOBE) flow,
  * sign in and lock screens.
  */
 
 html,
 body {
@@ skipping 789 matching lines @@
   border: 1px solid #d9d9d9;
 }
 
 .eula-frame,
 #cros-eula,
 #oem-eula,
 #tos-container {
   height: 222px;
 }
 
+#cros-eula-loading {
+  -webkit-align-items: center;
+  -webkit-flex-direction: column;
+  -webkit-justify-content: center;
+  display: none;
+  height: 100%;
+  width: 100%;
+}
+
+.step.eula-loading #cros-eula-frame {
+  display: none;
+}
+
+.step.eula-loading #cros-eula-loading {
+  display: -webkit-flex;
+}
+
 #cros-eula {
   width: 314px;
 }
 
 #cros-eula-frame {
   width: 309px;
 }
 
 #oem-eula {
   border-left: none;
@@ skipping 300 matching lines @@
 }
 
 .background-initial {
   opacity: 0;
 }
 
 .background-final {
   opacity: 1;
 }