jquery支持PC端手机端幻灯片代码

<div class="flex">
       <ul class="slides">
           <li data-title="Slide 1">
               <img alt="" src="img/beasts_feature.jpg">
           </li>
           <li data-title="Slide 2">
               <img alt="" src="img/element-taiwan-thmb.jpg">
           </li>
           <li data-title="Slide 3">
               <img alt="" src="img/streets-newyork.jpg">
           </li>
       </ul>
   </div>
 
 
   <script src="js/jquery-2.1.1.min.js" type="text/javascript"></script>
   <script type="text/javascript" src="js/jflex.min.js"></script>
   <script type="text/javascript">
       $(‘.flex‘).jFlex({
           autoplay: true
       });
   </script>