Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “hlavickaSocial” was here.
The first occurrence of ID “hlavickaJazyk” was here.
The first occurrence of ID “search-opener” was here.
This document appears to be written in Czech. Consider adding “lang="cs"” (or variant) to the “html” start tag.
Errors:
Bad value “” for attribute “src” on element “source”: Must be non-empty.
Bad value “” for attribute “type” on element “source”: Expected a MIME type but saw the empty string.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Duplicate ID “hlavickaSocial”.
Duplicate ID “hlavickaJazyk”.
Duplicate ID “search-opener”.
Element “img” is missing required attribute “src”.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
The “align” attribute on the “p” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
End tag “div” seen, but there were open elements.
Unclosed element “ul”.
Bad value “button” for attribute “type” on element “a”: Subtype missing.
Element “style” not allowed as child of element “noscript” in this context. (Suppressing further errors from this subtree.)
Czech Republic CZ