Expomarketing.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.
No “p” element in scope but a “p” end tag seen.
Element “p” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)
Attribute “webkitallowfullscreen” not allowed on element “iframe” at this point.
Attribute “mozallowfullscreen” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “8px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “16px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Bad value “15px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “16px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “13px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Bad value “15px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
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