Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Attribute “data--1000-top:"opacity:1"” is not serializable as XML 1.0.
Attribute “;” is not serializable as XML 1.0.
Attribute “data--1090-top:"opacity:1;"” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Attribute “asleep,” is not serializable as XML 1.0.
Attribute “up!<” is not serializable as XML 1.0.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
Errors:
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Stray end tag “b”.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
“data-*” attribute names must be XML 1.0 4th ed. plus Namespaces NCNames.
No space between attributes.
Attribute “;” not allowed on element “i” at this point.
Duplicate attribute “you”.
“<” in attribute name. Probable cause: “>” missing immediately before.
A slash was not immediately followed by “>”.
Element “pwe” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
End tag “div” seen, but there were open elements.
Unclosed element “pwe”.
The “name” attribute on the “embed” element is obsolete. Use the “id” attribute instead.
Duplicate attribute “allowfullscreen”.
“=” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
“"” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
Duplicate attribute “class”.
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