CSS animation动画和关键帧实现轮播图效果HTML

这轮播图效果使用h5和css3实现效果，不需要js控制，但是其中的缺点就是不能使用鼠标进行切换效果。
在这里插入图片描述
具有代码如下

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>CSS animation动画和关键帧实现轮播图效果</title>
  <style type="text/css">
    * {
      margin: 0;
      padding: 0;
    }

    #contianer {
      width: 800px;
      height: 500px;
      overflow: hidden;
      position: relative;
      margin: 0 auto;
    }

    ul {
      width: 4000px;
      position: absolute;
      animation: animationContent 10s infinite normal;
      list-style: none;
    }

    li {
      float: left;
      position: relative;
    }

    li>img {
      width: 800px;
      height: 500px;
    }

    li .num {
      position: absolute;
      width: 80px;
      height: 80px;
      line-height: 80px;
      background: rgba(136, 255, 0, 0.5);
      border-radius: 50%;
      text-align: center;
      font-size: 30px;
      color: rgba(255, 255, 255, 0.5);
      font-weight: bold;
      margin: 0 auto;
      left: calc(50% - 40px);
      top: calc(50% - 40px);
    }

    @keyframes animationContent {
      0% {
        left: 0;
      }

      25% {
        left: -100%;
      }

      50% {
        left: -200%;
      }

      75% {
        left: -300%;
      }

      100% {
        left: -400%;
      }
    }
  </style>
</head>

<body>
  <div id="contianer">
    <ul>
      <li>
        <div class="num">1</div>
        <img src="https://img0.baidu.com/it/u=1049144354,3589714554&fm=253&fmt=auto&app=120&f=JPEG?w=1280&h=800">
      </li>
      <li>
        <div class="num">2</div>
        <img src="https://img1.baidu.com/it/u=1168515712,1565504543&fm=253&fmt=auto&app=138&f=JPEG?w=800&h=500">
      </li>
      <li>
        <div class="num">3</div>
        <img src="https://img2.baidu.com/it/u=2080453877,3879502418&fm=253&fmt=auto&app=120&f=JPEG?w=800&h=500">
      </li>
      <li>
        <div class="num">4</div>
        <img src="https://img1.baidu.com/it/u=1141047078,1542868282&fm=253&fmt=auto&app=120&f=JPEG?w=1280&h=800">
      </li>
      <li>
        <div class="num">5</div>
        <img src="https://img1.baidu.com/it/u=2337288053,330189716&fm=253&fmt=auto&app=138&f=JPEG?w=800&h=500">
      </li>
    </ul>
  </div>
</body>

</html>