Infourok.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bogus comment.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “href” not allowed on element “span” at this point.
Bad value “https://src.infourok.ru/2w/84f6b078/img/courses/obschie kyrsi.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “https://src.infourok.ru/2w/84f6b078/img/courses/uchebnaya deatelnost.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “https://src.infourok.ru/2w/84f6b078/img/courses/vospitatelnaya rabota.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “https://src.infourok.ru/2w/84f6b078/img/courses/obraz technologii.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “https://src.infourok.ru/2w/84f6b078/img/courses/normativno-pravovaya baza.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Warnings:
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
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