Przedszkolowo.pl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Legacy doctype. Expected “<!DOCTYPE html>”.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad start tag in “img” in “head”.
Bad value “https://www.facebook.com/tr?id=389812994784585&ev=PageView
&noscript=1” for attribute “src” on element “img”: Tab, new line or carriage return found.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Bad value “” for attribute “for” on element “label”: An ID must not be the empty string.
Bad value “” for attribute “id” on element “select”: An ID must not be the empty string.
Duplicate attribute “type”.
Element “input” is missing required attribute “alt”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
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