使用速记属性改变 <div> 元素的动画 - 在线编辑器

          <!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
  <style>
    #myDIV {
      width: 100px;
      height: 100px;
      background: red;
      position: relative;
      animation: mymove 1s infinite;
      -webkit-animation: mymove 1s infinite;
      /*Safari 和 Chrome*/
    }

    @keyframes mymove {
      from {
        left: 0px;
      }
      to {
        left: 200px;
      }
    }

    @-webkit-keyframes mymove {
      /*Safari 和 Chrome*/
      from {
        left: 0px;
      }
      to {
        left: 200px;
      }
    }

    @keyframes mynewmove {
      from {
        top: 0px;
      }
      to {
        top: 200px;
      }
    }

    @-webkit-keyframes mynewmove {
      /*Safari 和 Chrome*/
      from {
        top: 0px;
      }
      to {
        top: 200px;
      }
    }
  </style>
</head>
<body>

  <p>点击“尝试一下”按钮改变 animation 属性的值。</p>
  <button onclick="myFunction()">尝试一下</button>
  <script>
    function myFunction() {
      document.getElementById("myDIV").style.animation = "mynewmove 4s 2";
      document.getElementById("myDIV").style.WebkitAnimation = "mynewmove 4s 2"; // 针对 Chrome 和 Safari 的代码
    }
  </script>
  <p><strong>注意：</strong>Internet Explorer 9 及其之前的版本不支持 animation 属性。</p>
  <div id="myDIV"></div>

</body>
</html>
        