优选品牌背景颜色 @review by 王庆

 {{> index/floor-header}}
 <div class="preference-brand imgopacity">
-    <div class="img-slider-wrapper clearfix">
+    <div class="img-slider-wrapper clearfix" style="background-color:{{sliderColor}};">
         <div class="img-brand-switch">
             <a class="prev iconfont" href="javascript:;">&#xe60f;</a>
             <a class="next iconfont" href="javascript:;">&#xe60e;</a>