[CORD-2827] Fixed unauthorized error handling

Change-Id: I6ddef7f869c17db4d8479f23f6e8734f6002d8fc
diff --git a/src/app/core/loader/loader.scss b/src/app/core/loader/loader.scss
new file mode 100644
index 0000000..0f7021a
--- /dev/null
+++ b/src/app/core/loader/loader.scss
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+xos-loader {
+  .alert.alert-danger {
+    margin-top: 100px;
+
+    .fa.fa-exclamation-triangle {
+      font-size: 40px;
+    }
+  }
+}
\ No newline at end of file