Keytostudy.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.
Attribute “href” not allowed on element “use” at this point.
Bad value “https://www.facebook.com/tr?id=388003384897625&ev=PageView&noscript=1&cd[domain]=www.keytostudy.com&cd[user_roles]=guest” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Bad value “https://www.facebook.com/tr?id=388003384897625&ev=GeneralEvent&noscript=1&cd[post_type]=page&cd[content_name]=Home&cd[post_id]=24&cd[domain]=www.keytostudy.com&cd[user_roles]=guest” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The “contentinfo” role is unnecessary for element “footer”.
The “complementary” role is unnecessary for element “aside”.
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