Delconewsnetwork.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “mobile-nav-right_menu” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “banner” role is unnecessary for element “header”.
The “form” role is unnecessary for element “form”.
Errors:
An element with “role=tab” must be contained in, or owned by, an element with “role=tablist”.
Duplicate ID “mobile-nav-right_menu”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “target” not allowed on element “iframe” at this point.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
The “aria-labelledby” attribute must point to an element in the same document.
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