Polarisglobal.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Attribute “custom-code” not allowed on element “div” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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