Mupa.hu 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”.
Attribute “type” not allowed on element “form” at this point.
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Bad value “complementary” for attribute “role” on element “footer”.
Warnings:
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
Potentially bad value “1536598800” for attribute “datetime” on element “time”: Year may be mistyped.
Potentially bad value “1537380000” for attribute “datetime” on element “time”: Year may be mistyped.
Potentially bad value “1537120800” for attribute “datetime” on element “time”: Year may be mistyped.
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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