Errors:
Attribute “xmlns:fb” not allowed here.
Element “ul” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “quickNavigation” for attribute “rel” on element “a”: The string “quickNavigation” is not a registered keyword.
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The “summary” attribute on the “table” element is obsolete.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 “-data-id” not allowed on element “li” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “60px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “40px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Duplicate ID “thumbnail”.
The “valign” attribute on the “td” element is obsolete. Use CSS instead.
Table column 2 established by element “td” has no cells beginning in it.
Bad value “150px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “110px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
No “p” element in scope but a “p” end tag seen.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Text not allowed in element “iframe” in this context.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “{” instead.
Duplicate ID “copyright”.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Attribute “-data-id” is not serializable as XML 1.0.
The first occurrence of ID “thumbnail” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “copyright” was here.
This document appears to be written in Polish but the “html” start tag has “lang="en"”. Consider using “lang="pl"” (or variant) instead.
Poland PL