Catchpoint.com 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.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “id” on element “section”: An ID must not be the empty string.
Duplicate ID “”.
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
The “font” element is obsolete. Use CSS instead.
Attribute “rel” not allowed on element “li” at this point.
Attribute “rel” not allowed on element “h3” at this point.
Duplicate ID “mega-toggle-block-1”.
Bad value “http://#” for attribute “href” on element “a”: Invalid host: empty host.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “” was here.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Empty heading.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “mega-toggle-block-1” was here.
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