Dombusin.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “1” for attribute “async” on element “script”.
Element “p” not allowed as child of element “dl” in this context. (Suppressing further errors from this subtree.)
Element “input” not allowed as child of element “dl” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
End tag “div” seen, but there were open elements.
Unclosed element “span”.
Duplicate ID “jsddm”.
Attribute “content” not allowed on element “span” at this point.
Attribute “xmlns:v” not allowed here.
Attribute “rel” not allowed on element “div” at this point.
The “aria-controls” attribute must point to an element in the same document.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “jsddm” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute with the local name “xmlns:v” is not serializable as XML 1.0.
This document appears to be written in Russian but the “html” start tag has “lang="en"”. Consider using “lang="ru"” (or variant) instead.
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