Informdirect.co.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “Layer_1”.
Duplicate ID “_x33_8_1_”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
The “sizes” attribute may be specified only if the “srcset” attribute is also present.
Attribute “scale” not allowed on element “img” at this point.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Text not allowed in element “iframe” in this context.
Warnings:
The first occurrence of ID “Layer_1” was here.
The first occurrence of ID “_x33_8_1_” was here.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
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