diff --git a/web/gui2/src/main/webapp/app/fw/layer/flash/flash.component.css b/web/gui2/src/main/webapp/app/fw/layer/flash/flash.component.css
new file mode 100644
index 0000000..829d5e2
--- /dev/null
+++ b/web/gui2/src/main/webapp/app/fw/layer/flash/flash.component.css
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2018-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.
+ */
+
+/*
+ ONOS GUI -- Flash Service (layout) -- CSS file
+ */
+
+#flash {
+    z-index: 1400;
+}
+
+#flash svg {
+    /*position: absolute;*/
+    bottom: 0;
+    opacity: 0.8;
+}
+
+#flash svg g.flashItem text {
+    stroke: none;
+    text-anchor: middle;
+    alignment-baseline: middle;
+    font-size: 16pt;
+}
+
+/* Used for temp div */
+.centered {
+    position: fixed;
+    top: 50%;
+    left: 50%;
+    -webkit-transform: translate(-50%, -50%);
+    transform: translate(-50%, -50%);
+    margin: 0;
+    padding: 10px;
+}