Notisul.com.br 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.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
Attribute “alt” not allowed on element “div” at this point.
CSS: “background-image”: Parse Error.
The “clear” attribute on the “br” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Stray end tag “span”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
The “charset” attribute on the “script” element is obsolete.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
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