修复首页 image 尺寸不对溢出的问题

@@ -4,7 +4,9 @@
             {{#each prdList}}
             <div id="{{../../template_id}}" name="{{../../template_intro}}" class="product-item" data-product-skn="{{productSkn}}"
                 data-activity-id="{{activityId}}">
-                <img src="{{image2 defaultImages w=188 h=250 q=60 mode=3}}"></img>
+                <view class="product-image-bg">
+                    <img src="{{image2 defaultImages w=188 h=250 q=60 mode=3}}"></img>
+                </view>
                 <div class="product-name">{{brandName}}</div>
                 <div class='product-price-wrap'>
                     <span class='product-price'>{{formatCollagePrice}}</span>

@@ -17,6 +17,13 @@
         }
     }
 
+    .product-image-bg {
+        display: block;
+        width: 188px;
+        overflow: hidden;
+        height: 250px;
+    }
+
     .product-name {
         text-align: center;
         font-size: 24px;