Warnings:
The manifest-based application cache feature is obsolete. Consider using service workers instead.
Attribute “arb:id” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Errors:
Bad value “og:http://ogp.me/ns#” for attribute “prefix” on element “head”.
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 “arb:id” not allowed on element “meta” at this point.
Attribute “arb:id” not allowed on element “title” at this point.
Attribute “arb:id” not allowed on element “button” at this point.
Attribute “arb:id” not allowed on element “span” at this point.
Attribute “arb:id” not allowed on element “div” at this point.
Attribute “arb:id” not allowed on element “h2” at this point.
Attribute “arb:id” not allowed on element “p” at this point.
Attribute “arb:id” not allowed on element “h1” at this point.
Attribute “arb:id” not allowed on element “h3” at this point.
Attribute “arb:id” not allowed on element “li” at this point.
Attribute “arb:id” not allowed on element “a” at this point.
Bad value “https://www.facebook.com/sharer.php?u=https://cubeslam.com/&t=Cube Slam” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “http://twitter.com/intent/tweet?url=https://cubeslam.com/&text=Cube Slam” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Attribute “href” not allowed on element “button” at this point.
Bad value “http://twitter.com/intent/tweet?url=https://cubeslam.com/&text=Cube Slam - Play face-to-face against your friends.” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
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