Gaurl.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
The “center” element is obsolete. Use CSS instead.
End tag “h1” seen, but there were open elements.
End tag “header” seen, but there were open elements.
Unclosed element “div”.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Duplicate ID “form”.
End tag “form” seen, but there were open elements.
Unclosed element “section”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The first occurrence of ID “form” was here.
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