Errors:
Attribute “xmlns:og” not allowed here.
Attribute “http-equiv” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Attribute “selected_navigation_tab” not allowed on element “div” at this point.
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
Table column 6 established by element “td” has no cells beginning in it.
Bad value “” for attribute “srcset” on element “img”: Must contain one or more image candidate strings.
Duplicate ID “teaserProjectCompetence”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “js-hflFooter”.
Bad value “_new” for attribute “target” on element “a”: Reserved keyword “new” used.
Element “style” not allowed as child of element “noscript” in this context. (Suppressing further errors from this subtree.)
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
A table row was 6 columns wide and exceeded the column count established by the first row (5).
Empty heading.
The first occurrence of ID “teaserProjectCompetence” was here.
The first occurrence of ID “js-hflFooter” was here.
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