Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Empty heading.
Element name “g:plusone” cannot be represented as XML 1.0.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
The first occurrence of ID “titulo” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
This document appears to be written in Portuguese. Consider adding “lang="pt"” (or variant) to the “html” start tag.
Errors:
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
The “bgcolor” attribute on the “body” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “g:plusone” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “section”.
Duplicate ID “titulo”.
Element “option” without attribute “label” must not be empty.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “{” instead.
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