Gustoblog.it W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
Bad value for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.gustoblog.it%2Fvideo%2Fsardoncini-gratinati%3Futm_source%3Dblogo%26utm_medium%3Dwidget%26utm_campaign%3Dtw&text=Sardoncini gratinati&via=blogoit” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Attribute “rel” not allowed on element “li” at this point.
Warnings:
Potentially bad value “copyright” for attribute “rel” on element “link”: The keyword “copyright” for the “rel” attribute should not be used. Consider using “license” instead.
This document appears to be written in Italian. Consider adding “lang="it"” (or variant) to the “html” start tag.
Italy IT