css动画，三片扇叶旋转

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>css 扇叶</title>
  <style lang="less">
    .turn{
      width:100px;
      height: 100px;
      background: aqua;
      transform-origin: left bottom;
      position: fixed;
      left: 45vw;
      top: 40vh;
      border-radius: 100px 0 100px 0;
    }
    .turn1 {
      transform: rotate(0deg);
      animation:turn1 5s linear infinite;
    }
    .turn2 {
      transform: rotate(120deg);
      animation:turn2 5s linear infinite;
    }
    .turn3 {
      transform: rotate(240deg);
      animation:turn3 5s linear infinite;
    }
    @keyframes turn1{
      0%{-webkit-transform:rotate(0deg);}
      50%{-webkit-transform:rotate(180deg);}
      100%{-webkit-transform:rotate(360deg);}
    }
    @keyframes turn2{
      0%{-webkit-transform:rotate(120deg);}
      50%{-webkit-transform:rotate(300deg);}
      100%{-webkit-transform:rotate(480deg);}
    }
    @keyframes turn3{
      0%{-webkit-transform:rotate(240deg);}
      50%{-webkit-transform:rotate(420deg);}
      100%{-webkit-transform:rotate(600deg);}
    }
  </style>
</head>
<body>
  <div class="turn turn1"></div>
  <div class="turn turn2"></div>
  <div class="turn turn3"></div> 
</body>
</html>

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原文地址：https://www.cnblogs.com/-roc/p/14622386.html