Ensma.fr W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Stray end tag “img”.
Element “h1” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “h2” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “input” is missing required attribute “alt”.
Bad value “30px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Duplicate ID “description-slide”.
Duplicate ID “content-description-slide”.
Attribute “alt” not allowed on element “a” at this point.
Bad value “150px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “https://www.ensma.fr/wp-content/themes/Foxy/images/Logo CGE.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Duplicate ID “actus”.
Duplicate ID “plus”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “description-slide” was here.
The first occurrence of ID “content-description-slide” was here.
The first occurrence of ID “actus” was here.
The first occurrence of ID “plus” was here.
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