html运行实例（eg_csse_visibility）-搜寻教程库

代码示例：（标识：eg_csse_visibility）

<html>
<head>
<style type="text/css">
h1.visible {visibility:visible}
h1.invisible {visibility:hidden}
</style>
</head>

<body>
<h1 class="visible">这是可见的标题</h1>
<h1 class="invisible">这是不可见的标题</h1>
</body>

</html>