Everbill.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Stray end tag “a”.
Bad value “ISO-8859-1” for attribute “charset” on element “script”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.
Attribute “placeholder” not allowed on element “select” at this point.
The “select” element cannot have more than one selected “option” descendant unless the “multiple” attribute is specified.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “complementary” role is unnecessary for element “aside”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
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