Agentsearch.jp W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Empty heading.
The first occurrence of ID “contents-inner” was here.
The first occurrence of ID “content-article” was here.
The first occurrence of ID “article-block” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The first occurrence of ID “top_alert_close” was here.
Errors:
Attribute “alt” not allowed on element “a” at this point.
The element “h2” must not appear as a descendant of the “dt” element.
Duplicate ID “contents-inner”.
Duplicate ID “content-article”.
Element “dl” is missing a required child element.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “article-block”.
Duplicate ID “top_alert_close”.
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