fix class name review by bevishuang

 <div class="new-index-filter-list-item" data-item-idx="{{@index}}" data-activity-id="{{activity_id}}" data-product-skn="{{product_skn}}">
     <div class="group-product-header">
-        {{#ifcond joinLimitStr "==" "邀新团"}}
+        {{!-- {{#ifcond joinLimitStr "==" "邀新团"}}
         <div class="new-group-product-left-icon">
             <span class="new-group-product-left-icon-number"></span>
         </div>
-        {{/ifcond}}
+        {{/ifcond}} --}}
+        {{#if cover_info}}
+        <img src="{{cover_info.list_bg_img}}" class="list-bg-icon" alt="list_icon">
+        {{/if}}
         {{#if @root.lazyLoad}}
         <img class="lazy new-group-product-image" data-original="{{image2 default_images w=400 h=390 q=60 mode=3}}" />
         {{else}}

 <div class="new-index-filter-list-item" data-item-idx="{{@index}}" data-activity-id="{{activity_id}}" data-product-skn="{{product_skn}}">
     <div class="group-product-header">
-        {{#ifcond joinLimitStr "==" "邀新团"}}
+        {{!-- {{#ifcond joinLimitStr "==" "邀新团"}}
                 <div class="new-group-product-left-icon">
                     <span class="new-group-product-left-icon-number"></span>
                 </div>
-        {{/ifcond}}
+                {{/ifcond}} --}}
+        {{#if cover_info}}
+        <img src="{{cover_info.list_bg_img}}" class="list-bg-icon" alt="list_icon">
+        {{/if}}
         {{#if @root.lazyLoad}}
         <img class="lazy new-group-product-image" data-original="{{image2 default_images w=400 h=390 q=60 mode=3}}" />
         {{else}}
@@ -15,7 +18,10 @@
         <div class="new-group-product-name">{{product_name}}</div>
         <div class="new-group-price">
             <div class="group-free-number">
-                <div class="new-group-free-post"></div>
+                {{#ifcond joinLimitStr "==" "邀新团"}}
+                <div class="new-group-invite">邀新团</div>
+                {{/ifcond}}
+                <div class="new-group-free-post1">包邮</div>
                 <div class="new-group-number forcefontsize10">已拼{{joinPeopleNum}}件</div>
             </div>
             <div class="new-group-prict-bg">

@@ -176,4 +176,11 @@
         margin-left: 12px;
         margin-top: 5px;
     }
+
+    .list-bg-icon {
+        position: absolute;
+        top: 40px;
+        left: 0;
+        height: 36px;
+    }
 }