Nemzeti.net W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
Bad value “X-Frame-Options” for attribute “http-equiv” on element “meta”.
Bad value “screen and (min-device-width: 320px)” for attribute “media” on element “link”: Deprecated media feature “min-device-width”. For guidance, see the Deprecated Media Features section in the current Media Queries specification.
Bad value “handheld, only screen and (max-device-width: 319px)” for attribute “media” on element “link”: Deprecated media type “handheld”. For guidance, see the Media Types section in the current Media Queries specification.
Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.
Bad value “cleartype” for attribute “http-equiv” on element “meta”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “span”.
End tag “span” seen, but there were open elements.
Unclosed element “a”.
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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