Ilpiccolo.net W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
The “center” element is obsolete. Use CSS instead.
Stray end tag “div”.
Attribute “articleid” not allowed on element “div” at this point.
Attribute “vcpos” not allowed on element “div” at this point.
Element “img” is missing required attribute “src”.
Attribute “defer-src” not allowed on element “img” at this point.
Attribute “tipo_visualizzazione” not allowed on element “p” at this point.
Attribute “visualizzazione” not allowed on element “div” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
This document appears to be written in Italian. Consider adding “lang="it"” (or variant) to the “html” start tag.
Italy IT