Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
The “itemtype” attribute must not be specified on elements that do not have an “itemscope” attribute specified.
End tag “span” seen, but there were open elements.
Unclosed element “i”.
End tag “i” violates nesting rules.
Stray end tag “span”.
Element “style” not allowed as child of element “section” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “ipc-keystone-data_collection-4”.
Any “input” descendant of a “label” element with a “for” attribute must have an ID value that matches that “for” attribute.
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “banner” role is unnecessary for element “header”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “navigation” role is unnecessary for element “nav”.
The “article” role is unnecessary for element “article”.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “ipc-keystone-data_collection-4” was here.
The “contentinfo” role is unnecessary for element “footer”.
The “complementary” role is unnecessary for element “aside”.
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