Mr6.cc W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “https://theeventscalendar.com/” for attribute “rel” on element “link”: The string “https://theeventscalendar.com/” is not a registered keyword.
Duplicate ID “primary-nav”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “menu-item-6”.
The “scrolling” attribute on the “iframe” element is obsolete.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The “frameborder” attribute on the “iframe” element is obsolete.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The “allowtransparency” attribute on the “iframe” element is obsolete.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.
Duplicate ID “sidebar”.
Duplicate ID “post-15303”.
Warnings:
The first occurrence of ID “primary-nav” was here.
The first occurrence of ID “menu-item-6” was here.
The first occurrence of ID “sidebar” was here.
The first occurrence of ID “post-15303” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
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