Errors:
Element “link” is missing one or more of the following attributes: “href”, “itemprop”, “property”, “rel”.
Duplicate attribute “name”.
Duplicate attribute “value”.
Bad value “/events/index.aspx?filter=keyword:133|109240” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Bad value “/events/index.aspx?filter=keyword:133|109244” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Bad value “/events/index.aspx?filter=keyword:133|109241|” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Bad value “/events/index.aspx?filter=keyword:133|109247|” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Bad value “/events/index.aspx?filter=keyword:133|109248|” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.
Bad value “2017-30-23” for attribute “datetime” on element “time”: Month cannot be greater than 12.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
Bad value “2018-00-15” for attribute “datetime” on element “time”: Month cannot be less than 1.
Bad value “2018-30-16” for attribute “datetime” on element “time”: Month cannot be greater than 12.
End tag “div” seen, but there were open elements.
Unclosed element “section”.
Stray end tag “div”.
Warnings:
The “banner” role is unnecessary for element “header”.
The “button” role is unnecessary for element “input” whose type is “submit”.
Empty heading.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The “contentinfo” role is unnecessary for element “footer”.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
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