Achat-hotels.com 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.
Duplicate attribute “hreflang”.
Duplicate attribute “data-drupal-link-system-path”.
Duplicate attribute “title”.
Duplicate attribute “lang”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Element “img” is missing required attribute “src”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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