Hsc.com.vn W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Bad value “https://www.w3.org/1999/xhtml/” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Bad value “vn” for attribute “lang” on element “html”: The language subtag “vn” is not a valid ISO language part of a language tag.
The element “label” must not appear as a descendant of the “a” element.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “/images/billboard/home/Banner_Website VN 20190805.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/images/billboard/home/CW_Banner Launching website_website VN.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/images/billboard/home/CW_Banner Website_MBB_VN.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “Khách hàng Cá nhân” for attribute “rel” on element “a”: The string “Khách” is not a registered keyword.
Bad value “Khách hàng Tổ chức” for attribute “rel” on element “a”: The string “Khách” is not a registered keyword.
Bad value “Khách hàng Doanh nghiệp” for attribute “rel” on element “a”: The string “Khách” is not a registered keyword.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Viet Nam VN