利用label标签和:checked，并使用到了transform和transition属性。实现简单，相比JS而言，非常方便，且效果更佳，有兴趣可以拷贝代码，修改图片路径，运行看看效果。
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta name="Keywords" content="关键词一，关键词二"> <meta name="Description" content="网站描述内容"> <meta name="Author" content="刘艳"> <title></title> <style> #content{width:800px;margin: 30px auto;position: relative;} input[type="radio"]{display: none;} input[type="radio"]~img{width: 800px;position: absolute;top:0px;left:0px;opacity: 0;height: 500px;transform:scale(1.1);transition:all 1s;} input:checked +label + img{opacity: 1;transform:scale(1.0);} input:checked +label img{border: 8px solid #FFDA34; opacity: 1.0; transition: all 1s;} label {display: inline-block;width: 134px;margin: 5px 8px;} label img{ opacity:0.5; width: 134px; margin-top:500px;height: 75px;border:8px solid #000;} </style></head><body> <div id = "content"> <input type = "radio" name="carousel" id = "list1" checked> <label for="list1"> <img src="../images/photo1.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > </label> <img src="../images/photo1.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > <input type = "radio" name="carousel" id = "list2"> <label for="list2"> <img src="../images/photo2.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > </label> <img src="../images/photo2.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > <input type = "radio" name="carousel" id = "list3"> <label for="list3"> <img src="../images/photo3.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > </label> <img src="../images/photo3.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > <input type = "radio" name="carousel" id = "list4"> <label for="list4"> <img src="../images/photo4.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > </label> <img src="../images/photo4.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > <input type = "radio" name="carousel" id = "list5"> <label for="list5"> <img src="../images/photo5.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > </label> <img src="../images/photo5.jpg" alt="利用CSS3实现图片切换特效_html/css_WEB-ITnose" > </div></body></html>静态的效果图如下：
