Pieology.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “screen,projection” for attribute “media” on element “link”: Deprecated media type “projection”. For guidance, see the Media Types section in the current Media Queries specification.
Element “title” not allowed as child of element “head” in this context. (Suppressing further errors from this subtree.)
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
End tag “svg” did not match the name of the current open element (“use”).
Bad value “mainContentofPage” for attribute “role” on element “main”.
Element “img” is missing required attribute “src”.
Duplicate ID “Layer_1”.
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”.
Empty heading.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “Layer_1” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
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