Nats.aero W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Stray end tag “i”.
Element “p” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “scale” not allowed on element “img” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
No “li” element in scope but a “li” end tag seen.
Bad value “https://www.facebook.com/tr?id=590111131196226&ev=PageView&noscript=1&cd[domain]=www.nats.aero” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Bad value “https://www.facebook.com/tr?id=590111131196226&ev=GeneralEvent&noscript=1&cd[post_type]=page&cd[content_name]=NATS&cd[domain]=www.nats.aero” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Stray end tag “div”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
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