Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad value “EXPIRES” for attribute “http-equiv” on element “meta”.
Element “meta” is missing one or more of the following attributes: “http-equiv”, “itemprop”, “name”, “property”.
Bad value “text/html; charset= UTF-8” for attribute “content” on element “meta”: The legacy encoding contained “ ”, which is not a valid character in an encoding name.
No space between attributes.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Attribute value missing.
Element “div” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
Start tag “a” seen but an element of the same type was already open.
Stray end tag “a”.
A slash was not immediately followed by “>”.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “vui” not allowed on element “a” at this point.
Attribute “tẾt” not allowed on element “a” at this point.
Attribute “thiẾu” not allowed on element “a” at this point.
Attribute “nhi” not allowed on element “a” at this point.
Attribute “1” not allowed on element “a” at this point.
Attribute “6"” not allowed on element “a” at this point.
Attribute “dành” not allowed on element “a” at this point.
Attribute “cho” not allowed on element “a” at this point.
Attribute “các” not allowed on element “a” at this point.
Attribute “con” not allowed on element “a” at this point.
Attribute “của” not allowed on element “a” at this point.
Attribute “cbcnv"” not allowed on element “a” at this point.
Duplicate attribute “vui”.
Duplicate attribute “tẾt”.
Duplicate attribute “thiẾu”.
Duplicate attribute “nhi”.
Duplicate attribute “1”.
Duplicate attribute “6"”.
Duplicate attribute “dành”.
Duplicate attribute “cho”.
Duplicate attribute “các”.
Duplicate attribute “con”.
Duplicate attribute “của”.
Duplicate attribute “cbcnv"”.
Attribute “vui” not allowed on element “img” at this point.
Attribute “tẾt” not allowed on element “img” at this point.
Attribute “thiẾu” not allowed on element “img” at this point.
Attribute “nhi” not allowed on element “img” at this point.
Attribute “1” not allowed on element “img” at this point.
Attribute “6"” not allowed on element “img” at this point.
Attribute “dành” not allowed on element “img” at this point.
Attribute “cho” not allowed on element “img” at this point.
Attribute “các” not allowed on element “img” at this point.
Attribute “con” not allowed on element “img” at this point.
Attribute “của” not allowed on element “img” at this point.
Attribute “cbcnv"” not allowed on element “img” at this point.
Attribute “vui” not allowed on element “h3” at this point.
Attribute “tẾt” not allowed on element “h3” at this point.
Attribute “thiẾu” not allowed on element “h3” at this point.
Attribute “nhi” not allowed on element “h3” at this point.
Attribute “1” not allowed on element “h3” at this point.
Attribute “6"” not allowed on element “h3” at this point.
Attribute “dành” not allowed on element “h3” at this point.
Attribute “cho” not allowed on element “h3” at this point.
Attribute “các” not allowed on element “h3” at this point.
Attribute “con” not allowed on element “h3” at this point.
Attribute “của” not allowed on element “h3” at this point.
Attribute “cbcnv"” not allowed on element “h3” at this point.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
CSS: “padding-bottom”: Too many values or values are not recognized.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
CSS: “background-image”: The first argument to the “linear-gradient” function should be “to top”, not “top”.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Duplicate ID “link_main_thumb”.
Duplicate ID “img_main_thumb”.
Attribute “thumbid” not allowed on element “li” at this point.
Attribute “thumbid” not allowed on element “a” at this point.
Attribute “smallimage” not allowed on element “a” at this point.
Attribute “largeimage” not allowed on element “a” at this point.
Attribute “thumbid” not allowed on element “img” at this point.
Bad value “follow” for attribute “rel” on element “a”: The string “follow” is not a registered keyword.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
Attribute “1” is not serializable as XML 1.0.
Attribute “6"” is not serializable as XML 1.0.
Attribute “cbcnv"” is not serializable as XML 1.0.
The first occurrence of ID “link_main_thumb” was here.
The first occurrence of ID “img_main_thumb” was here.
Empty heading.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.