Kwantlen.ca W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “cleartype” for attribute “http-equiv” on element “meta”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “” for attribute “name” on element “button”: Must not be empty.
Bad value “menu” for attribute “aria-haspopup” on element “button”.
Duplicate ID “main-content”.
Warnings:
The “banner” role is unnecessary for element “header”.
The “button” role is unnecessary for element “button”.
The first occurrence of ID “main-content” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
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