Errors:
Attribute “xmlns:fb” not allowed here.
Attribute “xmlns:addthis” not allowed here.
Bad value “https:////maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css?ver=4.9.7” for attribute “href” on element “link”: Unexpected slash or backslash.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Attribute “href” not allowed on element “use” at this point.
End tag “li” implied, but there were open elements.
Unclosed element “a”.
End tag “li” seen, but there were open elements.
No “a” element in scope but a “a” end tag seen.
No “li” element in scope but a “li” end tag seen.
No “p” element in scope but a “p” end tag seen.
End tag “p” seen, but there were open elements.
Unclosed element “span”.
Attribute “content” not allowed on element “span” at this point.
The “sizes” attribute may be specified only if the “srcset” attribute is also present.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Attribute with the local name “xmlns:addthis” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
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).
United States US