Triodos.es W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
The “banner” role is unnecessary for element “header”.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “contentinfo” role is unnecessary for element “footer”.
The “navigation” role is unnecessary for element “nav”.
Errors:
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “type” not allowed on element “span” at this point.
The element “button” must not appear as a descendant of the “a” element.
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