Telefonkonyv.hu W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:fb” not allowed here.
Stray start tag “html”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “(device-width: 320px)” for attribute “media” on element “link”: Expected a CSS media feature but saw “device-width” instead.
Bad value “(device-width: 320px) and (-webkit-device-pixel-ratio: 2)” for attribute “media” on element “link”: Expected a CSS media feature but saw “device-width” instead.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Attribute “http-equiv” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
Element “style” not allowed as child of element “noscript” in this context. (Suppressing further errors from this subtree.)
End tag “h2” seen, but there were open elements.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
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