[ONOS-4191] Add js,css and html for service function chain.

Change-Id: I1eb0e92806982aaaa1e4bb2ff5635b33079e304b
diff --git a/apps/vtn/vtnweb/src/main/resources/app/view/sfc/sfc.css b/apps/vtn/vtnweb/src/main/resources/app/view/sfc/sfc.css
new file mode 100644
index 0000000..f04d27e
--- /dev/null
+++ b/apps/vtn/vtnweb/src/main/resources/app/view/sfc/sfc.css
@@ -0,0 +1,27 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * 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 -- SFC View -- CSS file
+ */
+
+#ov-sfc h2 {
+    display: inline-block;
+}
+
+#ov-sfc div.ctrl-btns {
+    width: 45px;
+}
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