Artidea.org 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”.
Text not allowed in element “iframe” in this context.
Duplicate ID “fb-root”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “height” not allowed on element “a” at this point.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Bad value “https://www.facebook.com/tr?ev=6023419694466&cd[value]=0.00&cd[currency]=USD&noscript=1” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Warnings:
The first occurrence of ID “fb-root” was here.
Empty heading.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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