Errors:
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
CSS: Parse Error.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Attribute “seamless” not allowed on element “iframe” at this point.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “advertisingheader” not allowed as child of element “header” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “https://subscription.flightglobal.com/flight-international?cmpid=ILC|SUBS|FGSUB-2017-0911-GLOB-subsnewspagead” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Attribute value missing.
CSS: “background-color”: Parse Error.
CSS: “color”: Parse Error.
Bogus comment.
Attribute “targer” not allowed on element “div” at this point.
Duplicate ID “FooterCol”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The document is not mappable to XML 1.0 due to a trailing hyphen in a comment.
The first occurrence of ID “FooterCol” was here.
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