Kutztown.edu W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” 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Using the “meta” element to specify the document-wide default language is obsolete.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 “navigation” for attribute “role” on element “ul”.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Bad value “contentinfo” for attribute “role” on element “article”.
Bad value “” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “2018-12-6” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “2018-12-7” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “2018-12-9” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “contentinfo” role is unnecessary for element “footer”.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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