Errors:
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Duplicate ID “GU_Logo”.
Duplicate ID “GU_logotype”.
Duplicate ID “Forma-1”.
Duplicate ID “Homepage”.
Duplicate ID “Line”.
Duplicate ID “Line-Copy-2”.
Duplicate ID “Tablet-Portrait”.
Duplicate ID “download”.
Duplicate ID “Icons”.
Duplicate ID “Explore-Arrow-Copy”.
Duplicate ID “Mobile-Portrait”.
Duplicate ID “Secondary-Menu”.
Duplicate ID “x”.
Bad value “header” for attribute “role” on element “header”.
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Attribute “"” not allowed on element “div” at this point.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
End tag “nav” seen, but there were open elements.
Unclosed element “div”.
Attribute “target” not allowed on element “span” at this point.
Element “div” is missing one or more of the following attributes: “role”.
Bad value “carouselpanel” for attribute “role” on element “div”.
Attribute “href” not allowed on element “img” at this point.
Bad value “carousellist” for attribute “role” on element “div”.
Bad value “carousel” for attribute “role” on element “div”.
Element “div” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
End tag “h2” seen, but there were open elements.
Bad value “contentinfo” for attribute “role” on element “section”.
The “aria-controls” attribute must point to an element in the same document.
Warnings:
The first occurrence of ID “GU_Logo” was here.
The first occurrence of ID “GU_logotype” was here.
The first occurrence of ID “Forma-1” was here.
The first occurrence of ID “Homepage” was here.
The first occurrence of ID “Line” was here.
The first occurrence of ID “Line-Copy-2” was here.
The first occurrence of ID “Tablet-Portrait” was here.
The first occurrence of ID “download” was here.
The first occurrence of ID “Icons” was here.
The first occurrence of ID “Explore-Arrow-Copy” was here.
The first occurrence of ID “Mobile-Portrait” was here.
The first occurrence of ID “Secondary-Menu” was here.
The first occurrence of ID “x” was here.
The “navigation” role is unnecessary for element “nav”.
Attribute “"” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “main” role is unnecessary for element “main”.
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