HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>媒体 - 响应式图片</title>
<link rel="stylesheet" href="https://cdn.w3cbus.com/library/mdui/1.0.2/css/mdui.min.css"/>
</head>
<body>
<div class="mdui-container">
<img class="mdui-img-fluid" data-src="holder.js/100px250"/>
</div>
<script src="https://cdn.w3cbus.com/library/mdui/1.0.2/js/mdui.min.js"></script>
<script src="https://cdn.w3cbus.com/library/holderjs/2.9.9/holder.min.js"></script>
</body>
</html>