菜鸟教程在线编辑器

 
                <!doctype html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Tailwind CSS 阴影效果展示</title>
<script src="https://cdn.tailwindcss.com"></script>
</head>
<body class="bg-gray-50 p-8">

<button class="p-5 text-white bg-red-500 active:bg-red-700 active:scale-95 transform transition">
  按下效果
</button>

</body>
</html>
              