Ozonpress.net W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Empty heading.
Attribute “.” is not serializable as XML 1.0.
This document appears to be written in Croatian but the “html” start tag has “lang="en-US"”. Consider using “lang="hr"” (or variant) instead.
Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “option” without attribute “label” must not be empty.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
No space between attributes.
Attribute “.” not allowed on element “a” at this point.
Named character reference was not terminated by a semicolon. (Or “&” should have been escaped as “&”.)
End tag “br”.
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