Errors:
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
CSS: “box-shadow”: “none” is not a “color” value.
Element “div” is missing one or more of the following attributes: “role”.
The element “button” must not appear as a descendant of the “a” element.
Bad value “alertdialog” for attribute “role” on element “aside”.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “for” on element “label”: An ID must not be the empty string.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Element “div” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “id” on element “section”: An ID must not be the empty string.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
End tag “br”.
Element “img” is missing required attribute “src”.
Bad value “” for attribute “aria-labelledby” on element “div”: An IDREFS value must contain at least one non-whitespace character.
Attribute “checked” not allowed on element “input” at this point.
The value of the “for” attribute of the “label” element must be the ID of a non-hidden form control.
The “aria-labelledby” attribute must point to an element in the same document.
The “aria-describedby” attribute must point to an element in the same document.
Warnings:
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
The “type” attribute is unnecessary for JavaScript resources.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Turkey TR