Errors:
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Bad value “cleartype” for attribute “http-equiv” on element “meta”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “main” in this context. (Suppressing further errors from this subtree.)
Attribute “codecs” not allowed on element “source” at this point.
End tag “br”.
Bad value “타이틀리스트 골프볼 허브” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “718 AP2 Tech Video” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “1” for attribute “allowfullscreen” on element “iframe”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “718 AP3 Tech Video” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “Pro V1, 917 Driver” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “Dealer Locator” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “TFC - Online Book” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “Join TT” for attribute “name” on element “a”: An ID must not contain whitespace.
Bad value “Latest News” for attribute “name” on element “a”: An ID must not contain whitespace.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
This document appears to be written in Korean but the “html” start tag has “lang="en-US"”. Consider using “lang="ko"” (or variant) instead.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Korea KR