Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “img” is missing required attribute “src”.
Bad value “” for attribute “poster” on element “video”: Must be non-empty.
Attribute “href” not allowed on element “article” at this point.
Bad value “reset2” for attribute “type” on element “button”.
The element “button” must not appear as a descendant of the “a” element.
No “p” element in scope but a “p” end tag seen.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
The “align” attribute on the “img” element is obsolete. Use CSS instead.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
The element “a” must not appear as a descendant of the “button” element.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Russian Federation RU