Cbo.io W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “contentinfo” role is unnecessary for element “footer”.
Errors:
Bad value “tel:(800) 513-5097” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
The element “button” must not appear as a descendant of the “a” element.
Duplicate attribute “class”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “meta” is missing required attribute “content”.
End tag “footer” seen, but there were open elements.
Unclosed element “div”.
No “p” element in scope but a “p” end tag seen.
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