Tkj.jp W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “charset” attribute on the “script” element is obsolete.
The “type” attribute is unnecessary for JavaScript resources.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “type” attribute for the “style” element is not needed and should be omitted.
Errors:
Bad value “201704” for attribute “rel” on element “body”: The string “201704” is not an absolute URL.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “” for attribute “width” on element “img”: The empty string is not a valid non-negative integer.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “_brank” for attribute “target” on element “a”: Reserved keyword “brank” used.
Stray end tag “section”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
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