CSS 动画根本不起作用（在线视频代码）

Question

我正在关注一个在线视频 (https://www.youtube.com/watch?v=wjHTKLstbRg) 来制作一个看起来很酷的按钮我快要结束了但它没有做它应该做的事情我已经做了它告诉我要做的一切并且甚至把视频看了 5 遍来检查所有内容，请帮忙！这是我的代码：

<!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>Document</title>
</head>
<body>
  <a href="#">
    <span>Button</span>
    <div class="liquid"></div>
  </a>
</body>
</html>
<style>

  @keyframes fade {
    0% {
      transform translate(-50%,-75%) rotate(0deg);
    }
    100% {
      transform translate(-50%,-75%) rotate(360deg);
    }
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Open Sans', sans-serif;
  }

  body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #24252A;
  }

  a {
    position: relative;
    padding: 20px 50px;
    display: block;
    text-decoration: none;
    text-transform: uppercase;
    width: 200px;
    overflow: hidden;
  }

  a span {
    position: relative;
    z-index: 1;
    color: #fff;
    font-size: 20px;
    letter-spacing: 8px;
  }

  a .liquid {
    position: absolute;
    left: 0;
    top: -80px;
    width: 200px;
    height: 200px;
    background: #4973ff;
    box-shadow: inset 0 0 50px rgba(0,0,0,.5);
    transition: 0.5s;
  }

  a .liquid:before,
  a .liquid:after {
    content: "";
    position: absolute;
    width: 200%;
    height: 200%;
    top: 0;
    left: 50%;
    transform: translate(-50%,-75%);
  }

  a .liquid:before {
    border-radius: 45%;
    background: rgba(20,20,20,1);
    -webkit-animation: fade 5s linear infinite;
  }
  a .liquid:after {
    border-radius: 40%;
    background: rgba(20,20,20,1);
    -webkit-animation: fade 10s linear infinite;
  }
</style>

Answer 1

transform的格式是transform: none|transform-functions|initial|inherit;，所以改成：

@keyframes fade {
    0% {
      transform : translate(-50%,-75%) rotate(0deg);
    }
    100% {
      transform : translate(-50%,-75%) rotate(360deg);
    }
  }

CSS 动画根本不起作用（在线视频代码）

CSS animation not working at all (online videos code)

html

css

css-transitions