Errors:
Bad value “ImageToolbar” for attribute “http-equiv” on element “meta”.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “lowerheader” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
End tag “div” seen, but there were open elements.
Unclosed element “footer”.
Attribute “value” not allowed on element “span” at this point.
Bad value “” for attribute “name” on element “button”: Must not be empty.
Element “div” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “complementary” role is unnecessary for element “aside”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
Attribute “""” is not serializable as XML 1.0.
The “contentinfo” role is unnecessary for element “footer”.
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