Fbto.nl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Bad value “header” for attribute “role” on element “header”.
Bad value “main-navigation” for attribute “role” on element “nav”.
Bad value “mainnav” for attribute “role” on element “ul”.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
End tag “div” seen, but there were open elements.
Unclosed element “span”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “main” for attribute “role” on element “footer”.
Bad value “footer-navigation” for attribute “role” on element “nav”.
Attribute “name” not allowed on element “span” at this point.
Attribute “alt” not allowed on element “input” at this point.
Attribute “alt” not allowed on element “a” at this point.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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