Errors:
Bad value “ImageToolbar” for attribute “http-equiv” on element “meta”.
Attribute “about” not allowed on element “article” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Attribute “xmlns:dc” not allowed here.
Attribute “xmlns:cc” not allowed here.
Attribute “xmlns:rdf” not allowed here.
Attribute “xmlns:svg” not allowed here.
Element “rdf:rdf” not allowed as child of element “metadata” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “banner” role is unnecessary for element “header”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Unsupported SVG version specified. This validator only supports SVG 1.1. The recommended way to suppress this warning is to remove the “version” attribute altogether.
The “main” role is unnecessary for element “main”.
The “contentinfo” role is unnecessary for element “footer”.
Attribute with the local name “xmlns:dc” is not serializable as XML 1.0.
Attribute with the local name “xmlns:cc” is not serializable as XML 1.0.
Attribute with the local name “xmlns:rdf” is not serializable as XML 1.0.
Attribute with the local name “xmlns:svg” is not serializable as XML 1.0.
Element name “rdf:rdf” cannot be represented as XML 1.0.
Attribute “rdf:about” is not serializable as XML 1.0.
Element name “cc:work” cannot be represented as XML 1.0.
Element name “dc:format” cannot be represented as XML 1.0.
Attribute “rdf:resource” is not serializable as XML 1.0.
Element name “dc:type” cannot be represented as XML 1.0.
Element name “dc:title” cannot be represented as XML 1.0.
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