Uspnf.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “navigation” role is unnecessary for element “nav”.
The “article” role is unnecessary for element “article”.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
Errors:
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Bad value “//fonts.googleapis.com/css?family=Open+Sans:300,400,600,700,800|Roboto+Slab” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Bad value “/notices#Notices of Intent to Revise” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Bad value “/notices#General Announcements” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Bad value “/notices#Publications Corrections” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Attribute “hreflang” not allowed on element “li” at this point.
The “aria-labelledby” attribute must point to an element in the same document.
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