Errors:
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:book” not allowed here.
Attribute “xmlns:product” not allowed here.
Attribute “xmlns:profile” not allowed here.
Attribute “xmlns:video” not allowed here.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Attribute “about” not allowed on element “article” at this point.
Bad value “Mo,Tu,We,Th 08:00-17:00” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “Fr 08:00-16:00” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “Sa 10:00-14:00” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Warnings:
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:book” is not serializable as XML 1.0.
Attribute with the local name “xmlns:product” is not serializable as XML 1.0.
Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.
Attribute with the local name “xmlns:video” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
The “article” role is unnecessary for element “article”.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “contentinfo” role is unnecessary for element “footer”.
Denmark DK