Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
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.
Empty heading.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “Fill-1” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “background-shape--menu-highlight” was here.
The first occurrence of ID “language-switch” was here.
Errors:
Element “decs” not allowed as child of element “svg” in this context. (Suppressing further errors from this subtree.)
Attribute “maskUnits” not allowed on element “clipPath” at this point.
Attribute “maskContentUnits” not allowed on element “clipPath” at this point.
Element “index” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “index” not allowed as child of element “article” in this context. (Suppressing further errors from this subtree.)
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Duplicate ID “Fill-1”.
Duplicate ID “background-shape--menu-highlight”.
Duplicate ID “language-switch”.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Saw U+0000 in stream.
Too many messages.
Netherlands NL