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logoONES 研发管理logo思否企业问答logo安谋科技 XPU

请问下这种css样式如何写？

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cute_girl
    1.5k21225320

    image.png

    左下角和右上角的样式怎么写呢？

    javascriptcss3css样式
    阅读 4.1k
    4 个回答
    得票最新
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    玛拉_以琳
      8.7k41542
      ✓ 已被采纳

      image.png

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

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    .outside-circle {
      width: 100px;
      position: relative;
      background: #e91e63;
      border-radius: 10px 0px 10px 0px;

    }

    .outside-circle::before {
      content: "";
      position: absolute;
      width: 20px;
      height: 20px;
      left: 0px;
      transform: rotate(180deg);
      bottom: -20px;
      background: #000;
      background: radial-gradient(circle at 0 0, transparent 20px, #e91e63 21px);
    }

    .outside-circle::after {
      content: "";
      position: absolute;
      width: 20px;
      transform: rotate(90deg);
      height: 20px;
      right: -20px;
      top: 0;
      background: #000;
      background: radial-gradient(circle at 100% 0, transparent 20px, #e91e63 21px);
    }
  </style>
</head>

<body>
  <div class="outside-circle">outside-circle</div>
</body>

</html>
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      XboxYan
        18.2k93790
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        WillisYe
          1.2k1614

          https://jsrun.net/BddKp/edit

          <div class="test test1"></div>
<div class="test test2"></div>
<div class="test test3"></div>
<div class="test test4"></div>
<style>
.test {
    width: 20px;
    height: 20px;
    background: #000;
    margin: 10px;
}
.test1 {
    background: radial-gradient(circle at 0 0,transparent 20px,#e91e63 21px);
}
.test2 {
    background: radial-gradient(circle at 0 100%,transparent 20px,#e91e63 21px);
}
.test3 {
    background: radial-gradient(circle at 100% 0,transparent 20px,#e91e63 21px);
}
.test4 {
    background: radial-gradient(circle at 100% 100%,transparent 20px,#e91e63 21px);
}
</style>
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          飞翔的酸菜鱼
            01
            新手上路，请多包涵

            SELECT SQL_CALC_FOUND_ROWS * from user; SELECT FOUND_ROWS()

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