Bizneo.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Attribute “,” is not serializable as XML 1.0.
This document appears to be written in Spanish but the “html” start tag has “lang="en"”. Consider using “lang="es"” (or variant) instead.
Errors:
Attribute “async” not allowed on element “link” at this point.
Attribute “defer” not allowed on element “link” at this point.
No space between attributes.
Bad value “none” for attribute “media” on element “link”: Media query ended prematurely.
Attribute “,” not allowed on element “link” at this point.
Bad value “true” for attribute “async” on element “script”.
Element “h3” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “h5” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
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