Jupviec.vn W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “schema.DC” for attribute “rel” on element “link”: The string “schema.DC” is not a registered keyword.
The “scheme” attribute on the “meta” element is obsolete. Use only one scheme per field, or make the scheme declaration part of the value.
Attribute “page_id” not allowed on element “div” at this point.
Attribute “ref” not allowed on element “div” at this point.
Attribute “logged_in_greeting” not allowed on element “div” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Attribute “alt” not allowed on element “a” at this point.
Bad value “tel:1900 6082” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Warnings:
Empty heading.
Text run is not in Unicode Normalization Form C.
This document appears to be written in Vietnamese. Consider adding “lang="vi"” (or variant) to the “html” start tag.
Viet Nam VN