A header, in this context contains heading content, i.e., title number, title, subtitle, etc.
<header> <span class="" data-page="">{1,1}</span> <h2 data-aid="" data-audience="" data-deprecate-style="" data-display-instructions="" data-translation-instructions="" id="" itemprop="" itemscope="" itemtype="">{1,1}</h2> <h3 data-aid="" data-audience="" data-deprecate-style="" data-display-instructions="" data-translation-instructions="" id="" itemprop="" itemscope="" itemtype="">{1,1}</h3> <h4 data-aid="" data-audience="" data-deprecate-style="" data-display-instructions="" data-translation-instructions="" id="" itemprop="" itemscope="" itemtype="">{1,1}</h4> <h5 data-aid="" data-audience="" data-deprecate-style="" data-display-instructions="" data-translation-instructions="" id="" itemprop="" itemscope="" itemtype="">{1,1}</h5> <h6 data-aid="" data-audience="" data-deprecate-style="" data-display-instructions="" data-translation-instructions="" id="" itemprop="" itemscope="" itemtype="">{1,1}</h6> <p class="" data-aid="" data-audience="" data-deprecate-style="" data-display-instructions="" data-translation-instructions="" id="" itemprop="" itemscope="" itemtype="">{1,1}</p> <figure class="" data-audience="" data-deprecate-style="" data-display-instructions="" id="">{1,1}</figure> <img alt="" class="" data-audience="" data-deprecate-style="" data-deprecate-web-url="" data-display-instructions="" data-scale="" id="" itemprop="" itemscope="" itemtype="" src="">{1,1}</img> <video data-account-id="" data-audience="" data-display-instructions="" data-player-id="" data-player-key="" data-time-end="" data-time-start="" id="" src="">{1,1}</video> <audio data-audience="" data-display-instructions="" id="" src="">{1,1}</audio> </header>
A section, in this context, is a thematic grouping of content, typically with a heading. A general rule is that the section element is appropriate only if the element's contents would be listed explicitly in the document's outline.
This attribute is used to identify content that is intended for a particular audience.
For use in notifying downstream publishing channels if there is content that is specific for their channel.