Chess24.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “media-url” for attribute “rel” on element “link”: The string “media-url” is not a registered keyword.
Bad value ““canonical“” for attribute “rel” on element “link”: The string ““canonical“” is not a registered keyword.
Bad value “embed-url” for attribute “rel” on element “link”: The string “embed-url” is not a registered keyword.
Element “link” is missing one or more of the following attributes: “href”, “resource”.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Bad value “_new” for attribute “target” on element “a”: Reserved keyword “new” used.
Attribute “data” not allowed on element “div” at this point.
Duplicate ID “data-consent-form”.
Bad value “159px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
Empty heading.
The first occurrence of ID “data-consent-form” was here.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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