Gopro.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Content-Security-Policy HTTP header: Bad content security policy: Source list contains duplicate source expression "*". All but the first instance will be ignored.
The “type” attribute is unnecessary for JavaScript resources.
Empty heading.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “img” is missing required attribute “src”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “span” not allowed as child of element “picture” in this context. (Suppressing further errors from this subtree.)
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