Herault-transport.fr 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.
Bad value “//fonts.googleapis.com/css?family=Open+Sans:400,600,800" rel="stylesheet” for attribute “href” on element “link”: Illegal character in query: “"” is not allowed.
Bad value “all and (min-width: 550px)and (max-width: 960px)” for attribute “media” on element “source”: Expected whitespace but saw “a” instead.
Bad value “(min-width: 0px)and (max-width: 549px)” for attribute “media” on element “source”: Expected whitespace but saw “a” instead.
Attribute “about” not allowed on element “article” at this point.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
The “banner” role is unnecessary for element “header”.
The “complementary” role is unnecessary for element “aside”.
The “main” role is unnecessary for element “main”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “navigation” role is unnecessary for element “nav”.
The “article” role is unnecessary for element “article”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
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