Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
Empty heading.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
Errors:
A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.
CSS: “margin-rigth”: Property “margin-rigth” doesn't exist.
Bad value “20px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)
Bad value “./Bienvenido a ACIS _ ACIS_files/7a.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “./Bienvenido a ACIS _ ACIS_files/1a.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “./Bienvenido a ACIS _ ACIS_files/10a.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “./Bienvenido a ACIS _ ACIS_files/9a.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “./Bienvenido a ACIS _ ACIS_files/6a.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “80px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “actualizacion” for attribute “rel” on element “a”: The string “actualizacion” is not a registered keyword.
Bad value “reconocimiento” for attribute “rel” on element “a”: The string “reconocimiento” is not a registered keyword.
Bad value “practica” for attribute “rel” on element “a”: The string “practica” is not a registered keyword.
Bad value “blog” for attribute “rel” on element “a”: The string “blog” is not a registered keyword.
Bad value “100px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Element “item” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “center” element is obsolete. Use CSS instead.
Bad value “http://52.1.175.72/portal/sites/all/themes/argo/revista/Sistemas 137.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Element “h4” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
CSS: “padding-rigth”: Property “padding-rigth” doesn't exist.
The “aria-labelledby” attribute must point to an element in the same document.
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