Nikkan-spa.jp W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Element “h1” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “div”.
Element “h3” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
No space between attributes.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
Empty heading.
The “type” attribute for the “style” element is not needed and should be omitted.
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