Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
No space between attributes.
Quote “'” in attribute name. Probable cause: Matching quote missing somewhere earlier.
“<” in attribute name. Probable cause: “>” missing immediately before.
Duplicate attribute “id”.
Attribute “header_scroll_offset')” not allowed on element “div” at this point.
Attribute “<div” not allowed on element “div” at this point.
No “p” element in scope but a “p” end tag seen.
Element “p” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
Heading cannot be a child of another heading.
Stray end tag “h1”.
Element “p” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
Stray end tag “h4”.
Element “p” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)
Stray end tag “h2”.
Stray end tag “div”.
Warnings:
The “banner” role is unnecessary for element “header”.
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
The “navigation” role is unnecessary for element “nav”.
Attribute “header_scroll_offset')” is not serializable as XML 1.0.
Attribute “<div” is not serializable as XML 1.0.
Empty heading.
The “contentinfo” role is unnecessary for element “footer”.
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