Scalyr.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “:class” not allowed on element “ul” at this point.
Attribute “@click” not allowed on element “a” at this point.
Attribute “@click” not allowed on element “button” at this point.
Element “modal” not allowed as child of element “header” in this context. (Suppressing further errors from this subtree.)
Warnings:
Attribute “:class” is not serializable as XML 1.0.
Attribute “@click” is not serializable as XML 1.0.
Attribute “@submit.prevent” is not serializable as XML 1.0.
Attribute “:disabled” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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