Errors:
Element “base” not allowed as child of element “head” in this context. (Suppressing further errors from this subtree.)
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
The “scheme” attribute on the “meta” element is obsolete. Use only one scheme per field, or make the scheme declaration part of the value.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “header-content”.
Duplicate ID “search”.
Duplicate ID “searchbox”.
Duplicate ID “wrapper”.
Duplicate ID “twitter”.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Stray end tag “article”.
Stray end tag “div”.
Stray end tag “main”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Element “script” must not have attribute “async” unless attribute “src” is also specified.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “header-content” was here.
The first occurrence of ID “search” was here.
The first occurrence of ID “searchbox” was here.
The first occurrence of ID “wrapper” was here.
The first occurrence of ID “twitter” was here.
The “contentinfo” role is unnecessary for element “footer”.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
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