Errors:
Bad value “http://www.w3c.org/1999/xhtml” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Duplicate ID “pagestyle”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
No space between attributes.
Quote “'” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Bad value “ga(” for attribute “onclick” on element “a”: syntax error
Attribute “send',” not allowed on element “a” at this point.
Attribute “'event',” not allowed on element “a” at this point.
Attribute “'phone',” not allowed on element “a” at this point.
Attribute “'click',” not allowed on element “a” at this point.
Attribute “'hotline');'” not allowed on element “a” at this point.
Attribute “load” not allowed on element “img” at this point.
Attribute “rel” not allowed on element “img” at this point.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “pagestyle” was here.
The value of attribute “content” on element “meta” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
Attribute “send',” is not serializable as XML 1.0.
Attribute “'event',” is not serializable as XML 1.0.
Attribute “'phone',” is not serializable as XML 1.0.
Attribute “'click',” is not serializable as XML 1.0.
Attribute “'hotline');'” is not serializable as XML 1.0.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Text run is not in Unicode Normalization Form C.
Viet Nam VN