Biotechusa.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “expires” for attribute “http-equiv” on element “meta”.
Bad start tag in “img” in “head”.
Bad value “https://www.facebook.com/tr?ev=6029329833268&cd[value]=0.00&cd[currency]=HUF&noscript=1” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
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