Gazprom.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “noindex” not allowed on element “html” at this point.
A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.
Bad value “up” for attribute “rel” on element “link”: The string “up” is not a registered keyword.
Attribute “noindex” not allowed on element “header” at this point.
Element “notypograf” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Attribute “url” not allowed on element “img” at this point.
Element “img” is missing required attribute “src”.
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 “time” was not in the required format: The literal did not satisfy the time-datetime format.
Attribute “noindex” not allowed on element “footer” at this point.
Attribute “pretty-scroll-effect” not allowed on element “div” at this point.
Duplicate ID “Layer_1”.
Attribute “noindex” not allowed on element “div” at this point.
Attribute “noindex” not allowed on element “script” at this point.
Warnings:
The first occurrence of ID “Layer_1” was here.
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