Hpj.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “card-showcase-18b733ee-846d-11e8-9ce7-8b77ed243337” was here.
The first occurrence of ID “card-showcase-212e65b0-7955-11e8-b5d0-27df84cd95b7” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Errors:
Duplicate ID “card-showcase-18b733ee-846d-11e8-9ce7-8b77ed243337”.
Duplicate ID “card-showcase-212e65b0-7955-11e8-b5d0-27df84cd95b7”.
The element “button” must not appear as a descendant of the “a” element.
The “scrolling” attribute on the “iframe” element is obsolete.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The “frameborder” attribute on the “iframe” element is obsolete.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The “allowtransparency” attribute on the “iframe” element is obsolete.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.
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