Schoolofgamedesign.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
Attribute “'” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “slide-82-layer-29” was here.
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
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:
Quote “'” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “'” not allowed on element “script” at this point.
Bad value “https://schoolofgamedesign.com/wp-content/themes/divi-child/js/jquery-checkradios/js/jquery.checkradios.min.js?>” for attribute “src” on element “script”: Illegal character in query: “>” is not allowed.
CSS: “letter-spacing”: Parse Error.
Duplicate ID “slide-82-layer-29”.
Duplicate attribute “defer”.
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