<!DOCTYPE html>
<html>
<head>
<style>
div
{
appearance:button;
-moz-appearance:button; /* Firefox */
-webkit-appearance:button; /* Safari and Chrome */
}
</style>
</head>
<body>
<p><b>注释：</b>Internet Explorer 和 Opera 不支持 appearance 属性。</p>
<div>一些文本。</div>
</body>
</html>