Errors:
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “762px” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.
Bad value “573px” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Stray end tag “a”.
Bad value “https://www.pinterest.ca/search/pins/?q=multiplication&rs=typed&term_meta[]=multiplication%7Ctyped” for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
Attribute “gesture” not allowed on element “iframe” at this point.
Attribute “allow” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “tbody” not allowed as child of element “table” in this context. (Suppressing further errors from this subtree.)
The element “input” must not appear as a descendant of the “a” element.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
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