Usf.edu.br W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad start tag in “iframe” in “head”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Stray end tag “noscript”.
A “link” element must not appear as a descendant of a “body” element unless the “link” element has an “itemprop” attribute or has a “rel” attribute whose value contains “dns-prefetch”, “pingback”, “preconnect”, “prefetch”, “preload”, “prerender”, or “stylesheet”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Element “input” is missing required attribute “alt”.
Stray end tag “button”.
Bad value “_new” for attribute “target” on element “a”: Reserved keyword “new” used.
Duplicate ID “normal”.
Duplicate ID “menu_baixo”.
Duplicate ID “myModalLabel”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “normal” was here.
The first occurrence of ID “menu_baixo” was here.
The first occurrence of ID “myModalLabel” was here.
This document appears to be written in Spanish but the “html” start tag has “lang="pt-br"”. Consider using “lang="es"” (or variant) instead.
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