Netsea.jp W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Bad value “expires” for attribute “http-equiv” on element “meta”.
Element “p” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
The “name” attribute on the “option” element is obsolete. Use the “id” attribute instead.
Bad value “” for attribute “name” on element “form”: Must not be empty.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Element “script” must not have attribute “async” unless attribute “src” is also specified or unless attribute “type” is specified with value “module”.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
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