Penske.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Attribute “icon”” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “contentinfo” role is unnecessary for element “footer”.
Errors:
Bad value “”shortcut” for attribute “rel” on element “link”: The string “”shortcut” is not a registered keyword.
Attribute “icon”” not allowed on element “link” at this point.
Bad value “”image/x-icon”” for attribute “type” on element “link”: Expected a token character but saw “”” instead.
Bad value “”icon”” for attribute “rel” on element “link”: The string “”icon”” is not a registered keyword.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
A slash was not immediately followed by “>”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
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