Ueh.edu.vn W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Stray end tag “link”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “alt” not allowed on element “a” at this point.
Attribute “data” not allowed on element “li” at this point.
Bad value “490px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “325px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Attribute “css” not allowed on element “div” at this point.
No “li” element in scope but a “li” end tag seen.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Stray start tag “script”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
Empty heading.
The value of attribute “alt” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
Viet Nam VN