Driving.co.uk W3C HTML Markup Validation
HTML markup errors and warnings
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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 “original-source” for attribute “rel” on element “link”: The string “original-source” is not a registered keyword.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
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 “h3”.
Duplicate ID “Icons”.
Duplicate ID “s”.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
No space between attributes.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “frisky""” not allowed on element “img” at this point.
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “Icons” was here.
Empty heading.
The first occurrence of ID “s” was here.
Attribute “frisky""” is not serializable as XML 1.0.
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