Errors:
Attribute “xmlns:og” not allowed here.
Attribute “media” not allowed on element “meta” at this point.
Bad value “only screen and (max-device-width:730px)” for attribute “media” on element “link”: Deprecated media feature “max-device-width”. For guidance, see the Deprecated Media Features section in the current Media Queries specification.
Bad start tag in “img” in “head”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “noscript”.
Stray end tag “head”.
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The “align” attribute on the “div” element is obsolete.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.
The “center” element is obsolete. Use CSS instead.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “gcse:search” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “slide_menu”.
Attribute “url” not allowed on element “div” at this point.
Attribute “url” not allowed on element “span” at this point.
Attribute “width” not allowed on element “div” at this point.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
End tag “div” seen, but there were open elements.
Unclosed element “audio”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “align” attribute on the “img” element is obsolete. Use CSS instead.
Attribute “media” not allowed on element “script” at this point.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Element name “gcse:search” cannot be represented as XML 1.0.
The first occurrence of ID “slide_menu” was here.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
This document appears to be written in Ukrainian. Consider adding “lang="uk"” (or variant) to the “html” start tag.
Ukraine UA