Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Attribute “rel” not allowed on element “li” at this point.
Attribute “rel” not allowed on element “div” at this point.
Bad value “1” for attribute “allowfullscreen” on element “iframe”.
Attribute “allow” not allowed on element “iframe” at this point.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “iframe”: Expected a digit but saw “%” instead.
Attribute “rel” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “rel” not allowed on element “img” 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.
Duplicate ID “crash-game1”.
Duplicate ID “crash-game2”.
Duplicate ID “crash-game3”.
Element “translate” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “crash-game1” was here.
The first occurrence of ID “crash-game2” was here.
The first occurrence of ID “crash-game3” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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