Redcrossfirstaidtraining.co.uk 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 “screen, print, projection, tv” for attribute “media” on element “link”: Deprecated media type “projection”. For guidance, see the Media Types section in the current Media Queries specification.
Stray end tag “link”.
Attribute “ontouchstart” not allowed on element “body” at this point.
Bad value “tel:0844 871 8000” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
A numeric character reference expanded to carriage return.
Attribute “alternatetext” not allowed on element “input” at this point.
No “li” element in scope but a “li” end tag seen.
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The “contentinfo” role is unnecessary for element “footer”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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