Ef.co.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Stray doctype.
Bad value “og:http://ogp.me/ns#” for attribute “prefix” on element “html”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “Set-Cookie” for attribute “http-equiv” on element “meta”.
Attribute “arial-label” not allowed on element “a” at this point.
Attribute “aria-role” not allowed on element “a” at this point.
Bad value “tel:+44 (0)20 7341 8500” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Bad value “s_objectID = /fp/brochure/v4/;” for attribute “onclick” on element “a”: invalid flag after regular expression
Bad value “s_objectID = /fp/book-now/;” for attribute “onclick” on element “a”: invalid flag after regular expression
Element “bgpicture” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Duplicate ID “omnidiv-st-language-products”.
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.
Empty heading.
The first occurrence of ID “omnidiv-st-language-products” was here.
United Kingdom GB