Stavminobr.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Duplicate ID “topnav”.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “h1” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “h1” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Bad value “img/footer/год экологии в России.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “img/footer/26 госуслуги.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
End tag “br”.
Warnings:
The first occurrence of ID “topnav” was here.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
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