Header tag points the title and sub title of a content.
<header><h2>Title</h2></header>
Example Code:
Result :
Jquery Script
It is a cross-browser JavaScript library.
Addtional header tag cannot be added to the existing tag.
It does not mean that contents enclosed by header tag will be placed in header.
User needs to create a header file individually, so that the header contents can be placed there.