Guidesgame.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Start tag seen without seeing a doctype first. Expected “<!DOCTYPE html>”.
Bad value for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Attribute “rel” not allowed on element “div” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Attribute “alt” not allowed on element “td” at this point.
Duplicate ID “icodopos”.
Duplicate ID “viddoposrat”.
The “center” element is obsolete. Use CSS instead.
Stray end tag “div”.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “icodopos” was here.
The first occurrence of ID “viddoposrat” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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