Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “property” not allowed on element “meta” at this point.
Element “meta” is missing required attribute “content”.
Attribute “itemprop” not allowed on element “meta” at this point.
Attribute “alt” not allowed on element “a” at this point.
Bad value “250px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Stray end tag “ul”.
The “clear” attribute on the “br” element is obsolete. Use CSS instead.
Bad value “10px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
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.
Attribute “hack"” not allowed on element “img” at this point.
Attribute “dáng” not allowed on element “img” at this point.
Attribute “bạn” not allowed on element “img” at this point.
Attribute “ít” not allowed on element “img” at this point.
Attribute “nghe” not allowed on element “img” at this point.
Attribute “nhưng” not allowed on element “img” at this point.
Attribute “hiệu” not allowed on element “img” at this point.
Attribute “quả” not allowed on element “img” at this point.
Attribute “thì” not allowed on element “img” at this point.
Attribute “không” not allowed on element “img” at this point.
Attribute “thể” not allowed on element “img” at this point.
Attribute “đánh” not allowed on element “img” at this point.
Attribute “giá” not allowed on element “img” at this point.
Attribute “thấp” not allowed on element “img” at this point.
Attribute “được"” not allowed on element “img” at this point.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The value of attribute “alt” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
Text run is not in Unicode Normalization Form C.
Attribute “hack"” is not serializable as XML 1.0.
Attribute “được"” is not serializable as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
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