Power.gov.pl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A slash was not immediately followed by “>”.
Saw “<” when expecting an attribute name. Probable cause: Missing “>” immediately before.
Attribute “<link” not allowed on element “meta” at this point.
Attribute “rel” not allowed on element “meta” at this point.
Attribute “href” not allowed on element “meta” at this point.
Warnings:
Attribute “<link” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
The “document” role is unnecessary for element “body”.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The “banner” role is unnecessary for element “header”.
Empty heading.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “region” role is unnecessary for element “section”.
The “contentinfo” role is unnecessary for element “footer”.
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