Errors:
Stray end tag “link”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “outline” not allowed on element “div” at this point.
The element “button” must not appear as a descendant of the “a” element.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The text content of element “script” was not in the required format: Content contains the character sequence “<!--” without a later occurrence of the character sequence “-->”.
Attribute “area-context” not allowed on element “div” at this point.
Element “p” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
The element “input” must not appear as a descendant of the “button” element.
Duplicate ID “main”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Duplicate ID “preim”.
Duplicate ID “keys”.
Duplicate ID “slider-one”.
Duplicate ID “vozm”.
Duplicate ID “back-top-modal”.
Duplicate ID “online-chat”.
Duplicate ID “tarif”.
Attribute “soc-index” not allowed on element “a” at this point.
The “cellpadding” attribute on the “table” element is obsolete.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 “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
The first occurrence of ID “main” was here.
The first occurrence of ID “preim” was here.
The first occurrence of ID “keys” was here.
The first occurrence of ID “slider-one” was here.
The first occurrence of ID “vozm” was here.
The first occurrence of ID “back-top-modal” was here.
The first occurrence of ID “online-chat” was here.
The first occurrence of ID “tarif” was here.
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
Russian Federation RU