Cnet.co.kr 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”.
Attribute “section” not allowed on element “div” at this point.
Element “div” is missing one or more of the following attributes: “role”.
Attribute “leftmargin” not allowed on element “iframe” at this point.
Attribute “topmargin” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “300.01” for attribute “width” on element “img”: Expected a digit but saw “.” instead.
Element “div” not allowed as child of element “figure” in this context. (Suppressing further errors from this subtree.)
Stray start tag “script”.
The “aria-controls” attribute must point to an element in the same document.
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