Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Attribute “itemprop” not allowed on element “meta” at this point.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
The “center” element is obsolete. Use CSS instead.
Bad value “22px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “22px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “title"free” not allowed on element “a” at this point.
Attribute “powerpoint” not allowed on element “a” at this point.
Attribute “templates"” not allowed on element “a” at this point.
Malformed byte sequence: “e9”.
The “valign” attribute on the “tr” element is obsolete. Use CSS instead.
Element “style” not allowed as child of element “td” in this context. (Suppressing further errors from this subtree.)
The “width” attribute on the “table” element is obsolete. Use CSS instead.
Bad value “220px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “160px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Attribute “title"technology” not allowed on element “a” at this point.
Attribute “and” not allowed on element “a” at this point.
Attribute “computers” not allowed on element “a” at this point.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Attribute “title"free” is not serializable as XML 1.0.
Attribute “templates"” is not serializable as XML 1.0.
Attribute “title"technology” is not serializable as XML 1.0.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
Viet Nam VN