Nvca.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “iclass” not allowed on element “div” at this point.
Duplicate ID “hero-block”.
Element “thead” not allowed as child of element “table” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “href”.
The element “button” must not appear as a descendant of the “a” element.
Duplicate ID “searchform”.
Duplicate ID “s”.
The element “a” must not appear as a descendant of the “button” element.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
The first occurrence of ID “hero-block” was here.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “searchform” was here.
The first occurrence of ID “s” was here.
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