Theadx.com W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Bad value “”alternate”” for attribute “rel” on element “link”: The string “”alternate”” is not a registered keyword.
Bad value “”en”” for attribute “hreflang” on element “link”: The language subtag “”en”” is not a valid language subtag.
Element “div” is missing one or more of the following attributes: “role”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “width” not allowed on element “a” at this point.
Attribute “height” not allowed on element “a” at this point.
Attribute “alt” not allowed on element “a” at this point.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
Empty heading.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
Turkey TR