Novlr.org 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.
Attribute “height” not allowed on element “div” at this point.
Attribute “width” not allowed on element “div” at this point.
No “p” element in scope but a “p” end tag seen.
Bad value “http://” for attribute “href” on element “a”: Invalid host: empty host.
Duplicate ID “calltoactionsignup”.
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”.
The “main” role is unnecessary for element “main”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “calltoactionsignup” was here.
The “contentinfo” role is unnecessary for element “footer”.
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