Errors:
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Duplicate ID “externals”.
Attribute “maxlength” not allowed on element “input” at this point.
Attribute “maxlength” is only allowed when the input type is “email”, “password”, “search”, “tel”, “text”, or “url”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “l” instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “aria-controls” attribute must point to an element in the same document.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “externals” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
United States US