Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad value “https://www.w3.org/1999/xhtml” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
Bad start tag in “div” in “head”.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate attribute “name”.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
A document must not include more than one “autofocus” attribute.
Stray end tag “span”.
Start tag “a” seen but an element of the same type was already open.
Bad value “1291272” for attribute “rel” on element “a”: The string “1291272” is not a registered keyword.
Bad value “2453920” for attribute “rel” on element “a”: The string “2453920” is not a registered keyword.
Bad value “4084477” for attribute “rel” on element “a”: The string “4084477” is not a registered keyword.
Bad value “4222637” for attribute “rel” on element “a”: The string “4222637” is not a registered keyword.
Bad value “3249762” for attribute “rel” on element “a”: The string “3249762” is not a registered keyword.
Bad value “815110” for attribute “rel” on element “a”: The string “815110” is not a registered keyword.
Bad value “5077153” for attribute “rel” on element “a”: The string “5077153” is not a registered keyword.
Bad value “3324976” for attribute “rel” on element “a”: The string “3324976” is not a registered keyword.
Bad value “4724211” for attribute “rel” on element “a”: The string “4724211” is not a registered keyword.
Bad value “1292237” for attribute “rel” on element “a”: The string “1292237” is not a registered keyword.
Bad value “3968268” for attribute “rel” on element “a”: The string “3968268” is not a registered keyword.
Bad value “3683846” for attribute “rel” on element “a”: The string “3683846” is not a registered keyword.
Bad value “3409676” for attribute “rel” on element “a”: The string “3409676” is not a registered keyword.
Bad value “820075” for attribute “rel” on element “a”: The string “820075” is not a registered keyword.
Bad value “5238845” for attribute “rel” on element “a”: The string “5238845” is not a registered keyword.
Bad value “4539619” for attribute “rel” on element “a”: The string “4539619” is not a registered keyword.
Bad value “132727” for attribute “rel” on element “a”: The string “132727” is not a registered keyword.
Bad value “2134294” for attribute “rel” on element “a”: The string “2134294” is not a registered keyword.
Bad value “5579770” for attribute “rel” on element “a”: The string “5579770” is not a registered keyword.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
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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