Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Bad value “MaEeGtm.GaEvent('fat-menu', 'ONA', 'Marki', null, 'Levi's');” for attribute “onclick” on element “a”: missing ) after argument list
Bad value “MaEeGtm.GaEvent('fat-menu', 'ON', 'Marki', null, 'Levi's');” for attribute “onclick” on element “a”: missing ) after argument list
Bad value “MaEeGtm.GaEvent('fat-menu', 'DZIECKO', 'Marki', null, 'Tape a l'oeil');” for attribute “onclick” on element “a”: missing ) after argument list
Bad value “newsletter” for attribute “role” on element “form”.
End tag “br”.
Bad value “” for attribute “method” on element “form”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
This document appears to be written in Polish. Consider adding “lang="pl"” (or variant) to the “html” start tag.
Poland PL