Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “lang-switcher__trigger” was here.
The first occurrence of ID “lang-switcher__options” was here.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Errors:
Duplicate attribute “class”.
Duplicate ID “lang-switcher__trigger”.
Duplicate ID “lang-switcher__options”.
Element “dl” is missing a required child element.
Attribute “or” not allowed on element “input” at this point.
Attribute “skills” not allowed on element “input” at this point.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
Stray end tag “article”.
End tag “li” seen, but there were open elements.
Unclosed element “blockquote”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “aria-labelledby” attribute must point to an element in the same document.
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