使用CSS3实现百叶窗

 <!DOCTYPE html>

 <html>

 <head>

     <meta charset="UTF-8" />

     <title>使用CSS3实现百叶窗</title>

     <meta name="keywords" content="" />

     <meta name="description" content="" />

     <style>

         *{margin:0;padding:0;}

         body{}

         ul,li{list-style:none;}

         #banner{width:800px;height:500px;margin:60px auto;border:3px solid #082323;position:relative; }

         #banner .pic li{width:200px;height:500px;float:left;position:relative;overflow:hidden;}

         #banner .pic li div{width:200px;height:500px;position:absolute;left:-200px;}

         #banner .pic li div:nth-child(1){background-image:url("images/1.jpg");}

         #banner .pic li div:nth-child(2){background-image:url("images/2.jpg");}

         #banner .pic li div:nth-child(3){background-image:url("images/3.jpg");}

         #banner .pic li div:nth-child(4){background-image:url("images/4.jpg");}

         #banner .pic li:nth-child(1) div{background-position:0;}

         #banner .pic li:nth-child(2) div{background-position:-200px;}

         #banner .pic li:nth-child(3) div{background-position:-400px;}

         #banner .pic li:nth-child(4) div{background-position:-600px;}

         input{display:none;}  /*隐藏radio按钮*/

         label{display:block;width:20px;height:20px;background:#999;z-index:2;

             border-radius:100%;color:#fff;position:absolute;bottom:15px;

             text-align:center;line-height:20px;

         }

         label:nth-child(2) {right:100px;}

         label:nth-child(4) {right:70px;}

         label:nth-child(6) {right:40px;}

         label:nth-child(8) {right:10px;}

         input:checked + label{background:#0A7979;}  /*+获取紧邻兄弟元素加上背景*/

         /*~获取相邻兄弟改变div的位置*/

         input#ra1:checked ~ .pic li div:nth-child(1){left:0;transition:0.6s;}

         input#ra2:checked ~ .pic li div:nth-child(2){left:0;transition:0.6s;}

         input#ra3:checked ~ .pic li div:nth-child(3){left:0;transition:0.6s;}

         input#ra4:checked ~ .pic li div:nth-child(4){left:0;transition:0.6s;}

     </style>

 </head>

 <body>

     <div id="banner">

         <input type="radio" id="ra1" name="choose" checked><label for="ra1">1</label>

         <input type="radio" id="ra2" name="choose"><label for="ra2">2</label>

         <input type="radio" id="ra3" name="choose"><label for="ra3">3</label>

         <input type="radio" id="ra4" name="choose"><label for="ra4">4</label>

         <ul class="pic">

             <li><div></div><div></div><div></div><div></div></li>

             <li><div></div><div></div><div></div><div></div></li>

             <li><div></div><div></div><div></div><div></div></li>

             <li><div></div><div></div><div></div><div></div></li>

         </ul>

     </div>

 </body>

 </html>
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使用CSS3实现百叶窗

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