Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Start tag “head” seen but an element of the same type was already open.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “big” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “img”: Expected a digit but saw “%” instead.
Duplicate ID “maincontentcontainer”.
Duplicate ID “maincontent”.
Bad value “https://twitter.com/intent/tweet?text=SURA México - Afore, Fondos de Inversión, Seguros de Vida y Pensiones&url=https://www.suramexico.com/suramexico” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “mailto:?subject=Visita SURA México&body=SURA México - Afore, Fondos de Inversión, Seguros de Vida y Pensiones, visita www.suramexico.com” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “http://www.tumblr.com/share/link?url=https://www.suramexico.com/suramexico&name=SURA México&description=Afore, Fondos de Inversión, Seguros de Vida y Pensiones” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Stray end tag “script”.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “maincontentcontainer” was here.
The first occurrence of ID “maincontent” was here.
This document appears to be written in Spanish. Consider adding “lang="es"” (or variant) to the “html” start tag.
Mexico MX