Kasoom.com 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.
Element “i” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “Home/Logout?returnurl=""” for attribute “action” on element “form”: Illegal character in query: “"” is not allowed.
Attribute “lang-key” not allowed on element “span” at this point.
Bad value “Home/Login?returnurl=""” for attribute “action” on element “form”: Illegal character in query: “"” is not allowed.
Duplicate ID “userlogin”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Warnings:
Potentially bad value “in” for attribute “lang” on element “span”: The language subtag “in” is deprecated. Use “id” instead.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “userlogin” was here.
Empty heading.
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