Arborteas.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Attribute “sketch:type” is not serializable as XML 1.0.
Attribute “sketch:name” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “nl_email” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “contentinfo” role is unnecessary for element “footer”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Errors:
Attribute “sketch:type” not allowed on element “path” at this point.
Attribute “sketch:name” not allowed on element “mask” at this point.
A slash was not immediately followed by “>”.
Attribute “img” not allowed on element “img” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “custom-nav-arrow-left”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “nl_email”.
Bad value “true” for attribute “async” on element “script”.
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