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.
“"” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
No “li” element in scope but a “li” end tag seen.
End tag “nav” seen, but there were open elements.
Unclosed element “div”.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “placeholder” not allowed on element “input” at this point.
Attribute “placeholder” is only allowed when the input type is “email”, “number”, “password”, “search”, “tel”, “text”, or “url”.
Duplicate ID “social-email”.
Duplicate ID “social-facebook”.
Duplicate ID “social-linkedin”.
Duplicate ID “social-rss”.
Duplicate ID “social-twitter”.
Duplicate ID “social-youtube”.
Stray end tag “a”.
Stray end tag “small”.
No “p” element in scope but a “p” end tag seen.
End tag “footer” seen, but there were open elements.
Warnings:
Empty heading.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “social-email” was here.
The first occurrence of ID “social-facebook” was here.
The first occurrence of ID “social-linkedin” was here.
The first occurrence of ID “social-rss” was here.
The first occurrence of ID “social-twitter” was here.
The first occurrence of ID “social-youtube” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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