Vagabondish.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “g” instead.
End tag “li” seen, but there were open elements.
Unclosed element “div”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “article” role is unnecessary for element “article”.
The “complementary” role is unnecessary for element “aside”.
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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