Izvestiya-hall.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “rider_btn”.
Element “h2” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
Bad value “tel:+7(495) 255-27-37” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
The first occurrence of ID “rider_btn” was here.
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
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