Errors:
Bad value “us” for attribute “hreflang” on element “link”: The language subtag “us” is not a valid ISO language part of a language tag.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Stray end tag “strong”.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Element “img” is missing required attribute “src”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “subtitles[]”.
End tag “br”.
End tag “section” seen, but there were open elements.
Unclosed element “div”.
No space between attributes.
Saw “<” when expecting an attribute name. Probable cause: Missing “>” immediately before.
A slash was not immediately followed by “>”.
Attribute “<” not allowed on element “img” at this point.
Attribute “li” not allowed on element “img” at this point.
The “aria-controls” attribute must point to an element in the same document.
Warnings:
The “main” role is unnecessary for element “main”.
Empty heading.
The first occurrence of ID “subtitles[]” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute “<” is not serializable as XML 1.0.
United States US