Rhpl.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
CSS: Parse Error.
CSS: “border”: Parse Error.
CSS: “color”: “auto” is not a “color” value.
Element “div” is missing one or more of the following attributes: “role”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
CSS: “cursor”: “hand” is not a “cursor” value.
The “center” element is obsolete. Use CSS instead.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The element “label” must not appear as a descendant of the “a” element.
Warnings:
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “type” attribute is unnecessary for JavaScript resources.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
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