Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
Empty heading.
The “main” role is unnecessary for element “main”.
The “article” role is unnecessary for element “article”.
The “contentinfo” role is unnecessary for element “footer”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute “aria-required” is unnecessary for elements that have attribute “required”.
The “date” input type is not supported in all browsers. Please be sure to test, and consider using a polyfill.
Errors:
Bad value “152X152” for attribute “sizes” on element “link”.
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Attribute “hreflang” not allowed on element “li” at this point.
Attribute “about” not allowed on element “article” at this point.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “iframe”: Expected a digit but saw “%” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
When the “srcset” attribute has any image candidate string with a width descriptor, the “sizes” attribute must also be present.
Bad value “100%” for attribute “sizes” on element “img”: Expected units (one of “em”, “ex”, “ch”, “rem”, “vw”, “vh”, “vmin”, “vmax”, “cm”, “mm”, “q”, “in”, “pc”, “pt”, “px”) but found “%” at “100%”.
The “sizes” attribute may be specified only if the “srcset” attribute is also present.
Attribute “about” not allowed on element “div” at this point.
Element “pre” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Bad value “tel:+33 (0)1 40 67 90 85” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Element “legend” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
France FR