担保单详情页面滚动区域高度的问题

pages/guarantee/detail/detail.wxml

@@ -1,5 +1,5 @@
 <!--pages/updataguarantee/updataguarantee.wxml-->
-<scroll-view class='scroll-views'scroll-y="true" style="height:{{winHeight - 31}}px" >
+<scroll-view class='scroll-views'scroll-y="true" style="height:{{winHeight}}px" >
   <view class='twoitem'>
     <text>结账客户</text>
     <text class='item_value'>{{accountcustomer[accountcustomerIndex].Name}}</text>