Timersys.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Quote “'” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “async'” not allowed on element “script” at this point.
Bad value “//timersys-timersys.netdna-ssl.com%20h” for attribute “href” on element “link”: Invalid host: Illegal character in domain: space is not allowed.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “div” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
End tag “section” seen, but there were open elements.
Unclosed element “div”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “action” on element “form”: Must be non-empty.
The element “label” must not appear as a descendant of the “label” element.
Warnings:
Attribute “async'” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Empty heading.
United States US