Errors:
Bad value “cz” for attribute “lang” on element “html”: The language subtag “cz” is not a valid ISO language part of a language tag.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “cache-control” for attribute “http-equiv” on element “meta”.
A “link” element must not appear as a descendant of a “body” element unless the “link” element has an “itemprop” attribute or has a “rel” attribute whose value contains “dns-prefetch”, “pingback”, “preconnect”, “prefetch”, “preload”, “prerender”, or “stylesheet”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Start tag “body” seen but an element of the same type was already open.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Stray end tag “s”.
End tag “li” seen, but there were open elements.
Unclosed element “a”.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “navigation” role is unnecessary for element “nav”.
Czech Republic CZ