Errors:
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “ImageToolbar” for attribute “http-equiv” on element “meta”.
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.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “content-style-type” for attribute “http-equiv” on element “meta”.
Bad value “content-script-type” for attribute “http-equiv” on element “meta”.
Bad value “window-target” for attribute “http-equiv” on element “meta”.
Duplicate ID “social-block”.
Duplicate ID “rss_link”.
Duplicate ID “facebook_link”.
Duplicate ID “twitter_link”.
Duplicate attribute “class”.
Duplicate ID “especial-block-section”.
Duplicate ID “especial-block-section-content”.
Bad value “true” for attribute “allowfullscreen” on element “iframe”.
Attribute “webkitallowfullscreen” not allowed on element “iframe” at this point.
Attribute “mozallowfullscreen” not allowed on element “iframe” at this point.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
No “p” element in scope but a “p” end tag seen.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
No space between attributes.
Warnings:
The first occurrence of ID “social-block” was here.
The first occurrence of ID “rss_link” was here.
The first occurrence of ID “facebook_link” was here.
The first occurrence of ID “twitter_link” was here.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “especial-block-section” was here.
The first occurrence of ID “especial-block-section-content” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
This document appears to be written in Spanish but the “html” start tag has “lang="en"”. Consider using “lang="es"” (or variant) instead.
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).
Brazil BR