Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “img-slider” was here.
The first occurrence of ID “container-slider” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute “target"_blank"” is not serializable as XML 1.0.
The first occurrence of ID “instagram” was here.
The first occurrence of ID “icono-instagram” was here.
The first occurrence of ID “container-banner” was here.
Attribute “id"contextos"” is not serializable as XML 1.0.
Errors:
Bad value “_blak” for attribute “target” on element “a”: Reserved keyword “blak” used.
Duplicate attribute “href”.
Duplicate ID “img-slider”.
Duplicate ID “container-slider”.
Duplicate attribute “alt”.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “target"_blank"” not allowed on element “a” at this point.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Duplicate ID “instagram”.
Duplicate ID “icono-instagram”.
Duplicate ID “container-banner”.
Duplicate attribute “title”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “id"contextos"” not allowed on element “div” at this point.
The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
Text not allowed in element “iframe” in this context.
Stray end tag “div”.
The “aria-labelledby” attribute must point to an element in the same document.
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