Mymemory.co.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Character reference was not terminated by a semicolon.
Attribute “autocorrect” not allowed on element “input” at this point.
Attribute “autocapitalize” not allowed on element “input” at this point.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
A slash was not immediately followed by “>”.
Bad value “x-tmpl-mustache” for attribute “type” on element “script”: Subtype missing.
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
The “banner” role is unnecessary for element “header”.
Empty heading.
The “contentinfo” role is unnecessary for element “footer”.
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