Errors:
Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).
Bad value “text/html; charset=iso-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.
Bad value “schema.DC” for attribute “rel” on element “link”: The string “schema.DC” is not a registered keyword.
Malformed byte sequence: “f3”.
Element “style” not allowed as child of element “header” in this context. (Suppressing further errors from this subtree.)
Malformed byte sequence: “d7”.
Malformed byte sequence: “c1”.
Malformed byte sequence: “e1”.
Malformed byte sequence: “ed”.
Malformed byte sequence: “f1”.
Malformed byte sequence: “e9”.
Malformed byte sequence: “fa”.
Malformed byte sequence: “a1”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Attribute “href” not allowed on element “span” at this point.
Malformed byte sequence: “bf”.
End tag “br”.
End tag “p” seen, but there were open elements.
Unclosed element “span”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Malformed byte sequence: “da”.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “iframe”: Expected a digit but saw “%” instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “{” instead.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “navigation” role is unnecessary for element “nav”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
Spain ES