Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
Attribute “size” not allowed on element “link” at this point.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “logo”.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Duplicate ID “searchsubmit”.
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Element “figcaption” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Element “dl” is missing a required child element.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The “main” role is unnecessary for element “main”.
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “logo” was here.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “searchsubmit” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
Japan JP