HTML slt;hgroup.gt; tags
The label represents the multi-level title of the document section, which is used to combine the titles of a web page or section.Combine the titles using slt;hgroup:
<h1>Welcome to my WWF</h1>
<h2>For a living planet</h2>
</hgroup>
<p>The rest of the content...</p>
Try it out . . .
Browser support
IE 9, Firefox, Opera, Chrome, and Safari support the hashtags.
Note: IE 8 or earlier versions of IE browsers do not support the hashtag.
Label definition and instructions for use
Labels are used to group title elements.
When the title has multiple levels (subtitles), the elements are used to group a series of elements.
The difference between HTML 4.01 and HTML5
The label is the new label in HTML 5.
Global properties
The label supports the global properties of HTML.
The event property
The tag supports the event properties of HTML.