Datasheetcafe.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.)
Duplicate ID “n1”.
Duplicate ID “n2”.
The “align” attribute on the “p” element is obsolete. Use CSS instead.
Duplicate ID “result_box”.
Duplicate ID “t-served-community-button”.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “g” instead.
Warnings:
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
The first occurrence of ID “n1” was here.
The first occurrence of ID “n2” was here.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “result_box” was here.
The first occurrence of ID “t-served-community-button” was here.
The “contentinfo” role is unnecessary for element “footer”.
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