3dprinting.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray start tag “td”.
Stray end tag “td”.
Bad value “The 30 Best 3D Printers to buy in 2017” for attribute “id” on element “h3”: An ID must not contain whitespace.
Bad value “10 Best Rated 3D Printers Available on Amazon – Fall / Winter 2017” for attribute “id” on element “h3”: An ID must not contain whitespace.
Bad value “A List of 32 Affordable 3D Printers Under $500 USD” for attribute “id” on element “h3”: An ID must not contain whitespace.
Bad value “10 Best Cheap 3D Printer Kits under $750” for attribute “id” on element “h3”: An ID must not contain whitespace.
No “p” element in scope but a “p” end tag seen.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “complementary” role is unnecessary for element “aside”.
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