Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute “addthis:url” is not serializable as XML 1.0.
Attribute “addthis:title” is not serializable as XML 1.0.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Attribute “alt” not allowed on element “a” at this point.
Attribute “results” not allowed on element “input” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Bad value “auto” for attribute “height” on element “img”: Expected a digit but saw “a” instead.
Attribute “max-width” not allowed on element “img” at this point.
End tag “p” seen, but there were open elements.
Unclosed element “a”.
No “a” element in scope but a “a” end tag seen.
Attribute “addthis:url” not allowed on element “a” at this point.
Attribute “addthis:title” not allowed on element “a” at this point.
End tag “br”.
Attribute “height” not allowed on element “a” at this point.
Stray end tag “div”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
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