Hochzeit.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “stylesheet-css”.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
The first occurrence of ID “stylesheet-css” was here.
Empty heading.
The “button” role is unnecessary for element “button”.
This document appears to be written in German. Consider adding “lang="de"” (or variant) to the “html” start tag.
Germany DE