Nhtv.nl W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
No space between attributes.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “keyword”.
Duplicate ID “searchsubmit”.
The “aria-controls” attribute must point to an element in the same document.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “keyword” was here.
The first occurrence of ID “searchsubmit” was here.
The “contentinfo” role is unnecessary for element “footer”.
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