Marinegyaan.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “itemprop” not allowed on element “meta” at this point.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “meta” is missing one or more of the following attributes: “charset”, “content”, “http-equiv”, “itemprop”, “name”, “property”.
Attribute “pagespeed_no_defer” not allowed on element “script” at this point.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Duplicate ID “signin”.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Empty heading.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “signin” was here.
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