Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
The “profile” attribute on the “head” element is obsolete.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.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “{” instead.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
A slash was not immediately followed by “>”.
Duplicate attribute “*”.
Attribute “*” not allowed on element “div” at this point.
Attribute “this” not allowed on element “div” at this point.
Bad value “” for attribute “is” on element “div”: Must be non-empty.
Attribute “just” not allowed on element “div” at this point.
Attribute “a” not allowed on element “div” at this point.
Attribute “horizontal” not allowed on element “div” at this point.
Attribute “bar” not allowed on element “div” at this point.
Attribute “of” not allowed on element “div” at this point.
Attribute “empty” not allowed on element “div” at this point.
Attribute “space” not allowed on element “div” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “height” not allowed on element “h2” at this point.
End tag “div” seen, but there were open elements.
Unclosed element “span”.
Attribute “border” not allowed on element “iframe” at this point.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Unclosed element “a”.
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute “*” is not serializable as XML 1.0.
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