Errors:
Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.
Bad value “true” for attribute “async” on element “script”.
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.
Bad value “//www.w3.org/2000/svg” for the attribute “xmlns” (only “http://www.w3.org/2000/svg” permitted here).
The element “header” must not appear as a descendant of the “header” element.
The element “footer” must not appear as a descendant of the “header” element.
Stray end tag “span”.
Bad value “//www.w3.org/1999/xlink” for the attribute “xmlns:link” (only “http://www.w3.org/1999/xlink” permitted here).
Duplicate ID “brand”.
Duplicate ID “diametr”.
Duplicate ID “season”.
Stray end tag “a”.
No space between attributes.
The element “header” must not appear as a descendant of the “footer” element.
The element “footer” must not appear as a descendant of the “footer” element.
Bad value “tel:(050) 396-56-29” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Bad value “tel:(067) 553-48-08” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Element “header” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “footer” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “alt”.
Stray end tag “div”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Attribute “xmlns” is not serializable as XML 1.0.
Attribute “xmlns:xlink” with a value other than “http://www.w3.org/1999/xlink” is not serializable as XML 1.0 without changing document semantics.
The first occurrence of ID “brand” was here.
The first occurrence of ID “diametr” was here.
The first occurrence of ID “season” was here.
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
Ukraine UA