HTML
CSS
JavaScript
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HTML
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>按钮 - 图标按钮</title>
  <link rel="stylesheet" href="//cdn.jsdelivr.net/npm/mdui@1.0.1/dist/css/mdui.min.css"/>
</head>
<body class="mdui-theme-primary-indigo mdui-theme-accent-pink">

<div class="mdui-container">
  <button class="mdui-btn mdui-btn-icon"><i class="mdui-icon material-icons">add</i></button>
  <button class="mdui-btn mdui-btn-icon mdui-ripple"><i class="mdui-icon material-icons">add</i></button>
  <button class="mdui-btn mdui-btn-icon mdui-color-theme-accent mdui-ripple"><i class="mdui-icon material-icons">add</i></button>
</div>

<script src="//cdn.jsdelivr.net/npm/mdui@1.0.1/dist/js/mdui.min.js"></script>
</body>
</html>
CSS

  
JavaScript