Definedictionarymeaning.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “component” not allowed on element “nav” at this point.
Attribute “component” not allowed on element “span” at this point.
Attribute “component” not allowed on element “div” at this point.
Attribute “widget-area” not allowed on element “div” at this point.
The “align” attribute on the “h1” element is obsolete. Use CSS instead.
The “center” element is obsolete. Use CSS instead.
Attribute “component” not allowed on element “button” at this point.
The “align” attribute on the “p” element is obsolete. Use CSS instead.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The element “button” must not appear as a descendant of the “a” element.
Stray end tag “span”.
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