diff --git a/components/add_purchase/add_purchase.wxml b/components/add_purchase/add_purchase.wxml
index 023b9f2..bf93c36 100644
--- a/components/add_purchase/add_purchase.wxml
+++ b/components/add_purchase/add_purchase.wxml
@@ -1,6 +1,6 @@
 <!--components/add_purchase/add_purchase.wxml-->
 
-<view >
+<view class="add_purchase">
   <view  class="cover-layer"></view>
   <view class="spec-model">
     <view class="pding">
diff --git a/components/add_purchase/add_purchase.wxss b/components/add_purchase/add_purchase.wxss
index bfd3246..f671ff6 100644
--- a/components/add_purchase/add_purchase.wxss
+++ b/components/add_purchase/add_purchase.wxss
@@ -18,7 +18,7 @@
 	padding-top: 80rpx;
 }
 
-image {
+.add_purchase image {
 	vertical-align: top;
 }
 .rules {