add ad banner

pages/index/index.wxml

@@ -1,3 +1,7 @@
+<navigator class="top-ad" url="/pages/webview/index?url=https://www.dajiala.com/mobile/phone/">
+<text>新媒体数据采集接口和定制服务</text>{{'\n'}}
+<button size="mini">立即免费体验</button>
+</navigator>
 <view class="container">
     <!-- 提取视频卡片 -->
     <view class="card video-extract">

pages/index/index.wxss

@@ -6,7 +6,16 @@ page {
   font-size: 32rpx;
   line-height: 1.6;
 }
-
+.top-ad{
+  color: #fff;
+  text-align: center;
+  background-image: url('https://www.dajiala.com/static_mobile/img/titpng.png');
+  background-size: cover;
+  background-repeat: no-repeat;
+  background-position: center;
+  padding: 20px 0;
+  white-space: pre-wrap;
+}
 /* 容器样式 */
 .container {
   display: flex;