新增我的页面的上滑下滑功能

src/components/common/LittleCard.vue

@@ -9,7 +9,7 @@
 <template>
   <!-- <div> -->
   <div class="d-tattle" >
-    <scroller-view v-calculate-height  :height="10000" > 
+    <scroller-view v-calculate-height  height="100vh" >
     <div class="litterParam" v-for="(item, index) in litterParam" :key="index" >
       <van-row class="vanrow" @click="litterParamClick(item)">
         <van-col span="20" class="priductName">
@@ -29,7 +29,7 @@
      <van-row type="flex">
       <van-col span="24">
         <van-button  native-type="button"
-      style="width: 92%;     height: 36px;  margin:20px 4%; background-color: #3672F1;border-radius: 5px; border-color: #3672F1"
+      style="width: 92%;     height: 36px;  margin:0px auto; background-color: #3672F1;border-radius: 5px; border-color: #3672F1"
        type="primary" block @click="exit">退出</van-button>
       </van-col>
     </van-row>