太极

<!DOCTYPE html>
 <html>
  <head>
  <meta charset="UTF-8">
  <title></title>
  <style type="text/css">
  .a1{
  width: 600px;
  height: 600px;
  border-radius: 600px;
  background: black;
  border: 1px black solid;
  }
  .a2{
  width: 598px;
  height: 299px;
  border-radius: 598px 598px 0px 0px;
  background: white;
  border: 1px white solid;
  }
  .a3{
  width: 298px;
  height: 298px;
  border-radius: 100%;
  background: white;
  margin: -150px 0px;
  border: 1px white solid;
  }
  .a4{
  width: 300px;
  height: 300px;
  border-radius: 100%;
  background: black;
  border: 1px black solid;
  margin: 150px 298px;
  }
  .a5{
  width: 60px;
  height: 60px;
  border-radius: 100%;
  background: black;
  margin: 120px auto;
  }
  .a6{
  width: 60px;
  height: 60px;
  border-radius: 100%;
  background: white;
  margin: 120px auto;
  }
  </style>
</head>
<body>
  <div class="a1">
    <div class="a2">
      <div class="a4">
        <div class="a6"></div>
      </div>
    </div>
    <div class="a3">
      <div class="a5"></div>
    </div>
  </div>

</body>
</html>

效果图:

太极图:

一个大圆为黑色里面加上一个白色的半圆,在黑色大圆里面设置一个白色的小圆,在白色的小圆里设置一个黑色的小圆,

右边同上面的一样

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转载自www.cnblogs.com/wed97/p/10108935.html