Healthychildren.org W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:o” not allowed here.
Attribute “__expr-val-dir” not allowed on element “html” at this point.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Attribute “authenticationresctriction” not allowed on element “span” 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”, “modulepreload”, “pingback”, “preconnect”, “prefetch”, “preload”, “prerender”, or “stylesheet”.
Attribute “name” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
Attribute “ms-design-css-conversion” not allowed on element “link” at this point.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute with the local name “xmlns:o” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
United States US