Archibus.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
No “li” element in scope but a “li” end tag seen.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “allow” not allowed on element “iframe” at this point.
No space between attributes.
No “p” element in scope but a “p” end tag seen.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
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