description: test cases add

Signed-off-by: Nzhawei <zhawei@kaihongdigi.com>

arkui/ace_standard/src/main/js/default/pages/web/prop/index.css

+/**
+ * Copyright (c) 2022 Shenzhen Kaihong Digital Industry Development Co., Ltd.
+ * 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.
+ */
+
+.container {
+    flex-direction:row;
+    width:100%;
+    height:100%;
+}
+
+.title{
+    width: 100%;
+    font-size: 18px;
+    margin: 2px;
+    padding: 2px;
+    font-weight: bold;
+    text-align: center;
+}
+
+.sub-title{
+    width: 100%;
+    font-size: 14px;
+    text-align: left;
+    margin: 2px;
+    padding: 2px;
+}
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