Deprem.gov.tr W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:sec” not allowed here.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Element “meta” is missing one or more of the following attributes: “content”, “property”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “info” not allowed as child of element “li” in this context. (Suppressing further errors from this subtree.)
Attribute “href” not allowed on element “button” at this point.
Attribute “alt” not allowed on element “a” at this point.
Element “info” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “img” is missing required attribute “src”.
Warnings:
Attribute with the local name “xmlns:sec” is not serializable as XML 1.0.
The “button” role is unnecessary for element “button”.
Empty heading.
The “type” attribute is unnecessary for JavaScript resources.
Module scripts are not supported in most browsers yet.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
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