Bitcoincuba.net W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xero-data-name” not allowed on element “script” at this point.
The “font” element is obsolete. Use CSS instead.
Bad value “tablist” for attribute “role” on element “h2”.
Bad value “tabpanel” for attribute “role” on element “li”.
Attribute “loading” not allowed on element “img” at this point.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “sponsored noopener” for attribute “rel” on element “a”: The string “sponsored” is not a registered keyword.
End tag “a” violates nesting rules.
Stray end tag “span”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
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