Cokemine.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “main” role is unnecessary for element “main”.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “colophon” was here.
The first occurrence of ID “user_login” was here.
Errors:
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Attribute “rel” not allowed on element “img” at this point.
Stray end tag “a”.
Attribute “name” not allowed on element “div” at this point.
Element “h4” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
“=” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
Stray end tag “h3”.
End tag “div” seen, but there were open elements.
Unclosed element “ul”.
End tag “aside” seen, but there were open elements.
Unclosed element “div”.
Unclosed element “footer”.
Stray end tag “aside”.
Stray end tag “div”.
Duplicate ID “colophon”.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “user_login”.
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