Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “ul”.
End tag “h3” seen, but there were open elements.
Unclosed element “a”.
No “a” element in scope but a “a” end tag seen.
Element “div” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)
Start tag “a” seen but an element of the same type was already open.
Stray end tag “a”.
End tag “section” seen, but there were open elements.
Unclosed element “div”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “mozallowfullscreen” not allowed on element “iframe” at this point.
Attribute “webkitallowfullscreen” not allowed on element “iframe” at this point.
Attribute “oallowfullscreen” not allowed on element “iframe” at this point.
Attribute “msallowfullscreen” not allowed on element “iframe” at this point.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “ISO-8859-1” for attribute “charset” on element “script”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.
Duplicate ID “sidebar-home-two”.
End tag “div” seen, but there were open elements.
Unclosed element “footer”.
Stray end tag “div”.
Stray end tag “footer”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Stray end tag “body”.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “complementary” role is unnecessary for element “aside”.
The first occurrence of ID “sidebar-home-two” was here.
The “contentinfo” role is unnecessary for element “footer”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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