Nslcleaders.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
No space between attributes.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Duplicate ID “sixteen”.
Stray end tag “div”.
Duplicate ID “enroll-now-modal”.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “sixteen” was here.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “enroll-now-modal” was here.
The “form” role is unnecessary for element “form”.
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