Chesshouse.com W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Element “meta” is missing one or more of the following attributes: “charset”, “content”, “http-equiv”, “itemprop”, “name”, “property”.
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 “h1” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “contentinfo” for attribute “role” on element “li”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “navigation” role is unnecessary for element “nav”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
United States US