Floodsmart.gov W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Text not allowed in element “iframe” in this context.
The element “header” must not appear as a descendant of the “header” element.
The element “button” must not appear as a descendant of the “a” element.
Element “ul” is missing one or more of the following attributes: “role”.
Bad value “navigation” for attribute “role” on element “ul”.
Bad value “” for attribute “aria-haspopup” on element “input”.
Attribute “alt” not allowed on element “button” at this point.
Attribute “about” not allowed on element “article” at this point.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “65px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Stray end tag “a”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The “banner” role is unnecessary for element “header”.
The “article” role is unnecessary for element “article”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
The “navigation” role is unnecessary for element “nav”.
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