Mottchildren.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
Bad value “cleartype” for attribute “http-equiv” on element “meta”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “sidebar-left” for attribute “role” on element “section”.
Attribute “about” not allowed on element “article” at this point.
Attribute “content” not allowed on element “span” at this point.
Attribute “datatype” not allowed on element “span” at this point.
Bad value “sidebar-right” for attribute “role” on element “section”.
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://pixel.everesttech.net/4675/t?ev_CongenitalClicks=<CongenitalClicks>&ev_transid=<transid>” for attribute “src” on element “img”: Illegal character in query: “<” is not allowed.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
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