新增底部背景图

component/group/group.wxml

@@ -69,6 +69,7 @@
         </view>
     </scroll-view>
     <view class="Collage-bottom">
+      <image class="bg" src="../../static/groupImg/Rectangle 9.png"></image>
       <view>
         <image src="../../static/groupImg/Shape1@2x.png"></image>
         <text>发起团购</text>

component/group/group.wxss

@@ -130,9 +130,10 @@ scroll-view {
  justify-content: space-around;
  align-items: center;
  height: 102rpx;
+ position: relative;
 }
 
-.Collage-bottom image {
+.Collage-bottom view image {
     width: 42rpx;
     height: 50rpx;
     vertical-align: middle;
@@ -141,4 +142,13 @@ scroll-view {
 
 .Collage-bottom text {
     vertical-align: middle;
+}
+
+.Collage-bottom .bg {
+    position: absolute;
+    left: 50%;
+    top: 15%;
+    width: 4rpx;
+    height: 70%;
+    transform: translateX(-50%);
 }