Errors:
Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).
Bad value “text/html; charset=ISO-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.
Malformed byte sequence: “f6”.
Malformed byte sequence: “bb”.
Malformed byte sequence: “ab”.
Bad value “/index.php?NavID=2727.14&object=tx|2092.1&ModID=7&FID=342.19329.1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
The “label” element may contain at most one “button”, “input”, “meter”, “output”, “progress”, “select”, or “textarea” descendant.
Any “button” descendant of a “label” element with a “for” attribute must have an ID value that matches that “for” attribute.
Malformed byte sequence: “fc”.
Malformed byte sequence: “df”.
Malformed byte sequence: “e4”.
Bad value “navigation” for attribute “role” on element “ul”.
Malformed byte sequence: “dc”.
Malformed byte sequence: “c4”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “rid_2727_1”.
Malformed byte sequence: “ad”.
Attribute “alt” not allowed on element “a” at this point.
Malformed byte sequence: “ae”.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
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 “https://www.celle.de/index.php?object=tx|2727.28483.1&NavID=2727.291” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Attribute “i_lt” not allowed on element “a” at this point.
A “link” element must not appear as a descendant of a “body” element unless the “link” element has an “itemprop” attribute or has a “rel” attribute whose value contains “dns-prefetch”, “pingback”, “preconnect”, “prefetch”, “preload”, “prerender”, or “stylesheet”.
Warnings:
The “language” attribute on the “script” element is obsolete.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.
“label” element with multiple labelable descendants.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “rid_2727_1” was here.
Attribute “"” is not serializable as XML 1.0.
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