Why does the HTML5 header element require a h tag?
问题 According to HTML5Doctor.com and other HTML5 introductory sites, the header element should contain a h1-h6 tag plus other navigational or introductory content. However, the traditional 'header' on most websites consists of just a logo and some navigational elements. A lot of major sites including Facebook and Twitter use a h1 tag for their logo, which seems illogical to me, since the logo is not the most important or most informative element on the page. A h1 tag appears in the content