Safewise.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.
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
Element name “gcse:search” cannot be represented as XML 1.0.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “dialog” element is not supported in all browsers. Please be sure to test, and consider using a polyfill.
Errors:
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “gcse:search” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “h3” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “value” not allowed on element “li” at this point.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
The “aria-labelledby” attribute must point to an element in the same document.
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