Errors:
Element “link” is missing one or more of the following attributes: “itemprop”, “property”, “rel”.
Attribute “href” not allowed on element “span” at this point.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
End tag “p” seen, but there were open elements.
Unclosed element “span”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “summary” attribute on the “table” element is obsolete. Consider describing the structure of the “table” in a “caption” element or in a “figure” element containing the “table”; or, simplify the structure of the “table” so that no description is needed.
Attribute “anterior” not allowed on element “img” at this point.
Attribute “siguiente” not allowed on element “img” at this point.
The “abbr” attribute on the “td” element is obsolete. Consider instead beginning the cell contents with concise text, followed by further elaboration if needed.
No space between attributes.
Duplicate ID “temasNivelSuperior”.
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
No “li” element in scope but a “li” end tag seen.
End tag “div” seen, but there were open elements.
Unclosed element “ul”.
Duplicate ID “cajaImagenHOME05”.
Element “asp:literal” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
End tag “br”.
Bad value “” for attribute “id” on element “img”: An ID must not be the empty string.
End tag “footer” seen, but there were open elements.
Unclosed element “div”.
Warnings:
The “banner” role is unnecessary for element “header”.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “temasNivelSuperior” was here.
The first occurrence of ID “cajaImagenHOME05” was here.
Attribute “meta:resourcekey” is not serializable as XML 1.0.
Element name “asp:literal” cannot be represented as XML 1.0.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “contentinfo” role is unnecessary for element “footer”.
This document appears to be written in Spanish but the “html” start tag has an empty “lang” attribute. Consider using “lang="es"” (or variant) instead.
Spain ES