Worldmarathonmajors.com W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “button” role is unnecessary for element “button”.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “modalLoginTrigger” was here.
The first occurrence of ID “button” was here.
Errors:
Attribute “href” not allowed on element “div” at this point.
Duplicate ID “modalLoginTrigger”.
End tag “header” seen, but there were open elements.
Unclosed element “div”.
Duplicate ID “button”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
United States US