Indiscreto.info W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
The element “header” must not appear as a descendant of the “header” element.
Attribute “content” not allowed on element “span” at this point.
Bad value “4$s” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
No “p” element in scope but a “p” end tag seen.
Character reference was not terminated by a semicolon.
End tag “br”.
Duplicate ID “fb-root”.
No space between attributes.
Attribute “href” not allowed on element “button” at this point.
Warnings:
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).
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The first occurrence of ID “fb-root” was here.
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