Houseofillustration.org.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The “article” role is unnecessary for element “article”.
The “link” role is unnecessary for element “a”.
The “contentinfo” role is unnecessary for element “footer”.
Errors:
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Bad value “2018-05-04T01:00:00BST” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “2018-05-25T01:00:00BST” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “href”.
Bad value “2018-07-30T10:30:06BST” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Element “legend” not allowed as child of element “fieldset” in this context. (Suppressing further errors from this subtree.)
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