Errors:
Bad value “Cache-control” for attribute “http-equiv” on element “meta”.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Element “header2” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
No “p” element in scope but a “p” end tag seen.
Element “style” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “header3” not allowed as child of element “li” in this context. (Suppressing further errors from this subtree.)
A numeric character reference expanded to carriage return.
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Bad value “navigation” for attribute “role” on element “ul”.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
End tag “span” seen, but there were open elements.
Unclosed element “a”.
No “a” element in scope but a “a” end tag seen.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
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