Tinthethao.com.vn W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Attribute “"” not allowed on element “a” at this point.
Duplicate attribute “rel”.
Bad value “facebook” for attribute “rel” on element “a”: The string “facebook” is not a registered keyword.
Bad value “gplus” for attribute “rel” on element “a”: The string “gplus” 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.
Attribute “category-id” not allowed on element “a” at this point.
Attribute “height” not allowed on element “input” at this point.
Stray start tag “script”.
Warnings:
Attribute “"” is not serializable as XML 1.0.
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