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”.
Attribute “src” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “content”, “property”.
Bad value “icon/ico” for attribute “rel” on element “link”: The string “icon/ico” is not a registered keyword.
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 “topics” for attribute “rel” on element “link”: The string “topics” is not a registered keyword.
Bad value “concepts” for attribute “rel” on element “link”: The string “concepts” is not a registered keyword.
Attribute “rel” not allowed on element “button” at this point.
Bad value “tooltip” for attribute “rel” on element “a”: The string “tooltip” is not a registered keyword.
The element “label” must not appear as a descendant of the “label” element.
End tag “fieldset” seen, but there were open elements.
Unclosed element “label”.
End tag “div” seen, but there were open elements.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Stray end tag “div”.
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
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