fix tab bg-review by wenxue

@@ -101,7 +101,7 @@
                         <div class="tab-scroll-wrap">
                             <div class="tab-scroll-container">
                                 {{#isEqualOr seckillCoupon '1' }}
-                                    <div class="tab-container {{#isEqualOr topFloat '1'}} tab-fix {{/isEqualOr}}" style="width: {{containerWidth}};">
+                                    <div class="tab-container {{#isEqualOr topFloat '1'}} tab-fix {{/isEqualOr}}" style="width: {{containerWidth}};{{#if bgimg}}background-image: url({{imageslim bgimg}});{{/if}}">
                                         {{#list}}
                                             <a class="anchor {{#isEqualOr ../chooseTab link}}active{{/isEqualOr}}"
                                                 tab= {{link}}

@@ -142,6 +142,8 @@ li {
         .tab-container {
             height: 100%;
             position: relative;
+            background-size: 100%;
+            background-repeat: no-repeat;
 
             a.active {
                 background: rgba(0, 0, 0, 0.2);