Errors:
Obsolete 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The “profile” attribute on the “head” element is obsolete.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.
Bad value “screen, projection” for attribute “media” on element “link”: Deprecated media type “projection”. For guidance, see the Media Types section in the current Media Queries specification.
Stray end tag “meta”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “http://www.facebook.com/sharer.php?u=http://www.pbisworld.com&t=PBIS World” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://twitter.com/share?text=Check out PBIS World!” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Attribute “alt” not allowed on element “a” at this point.
Attribute “alt” not allowed on element “span” at this point.
Bad element name “gcse:searchbox-only”: Code point “U+003A” is not allowed
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Named character reference was not terminated by a semicolon. (Or “&” should have been escaped as “&”.)
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
Element name “gcse:searchbox-only” cannot be represented as XML 1.0.
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