Db101.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “runat” not allowed on element “head” at this point.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “for” attribute on the “script” element is obsolete. Use DOM Events mechanisms to register event listeners.
The “event” attribute on the “script” element is obsolete. Use DOM Events mechanisms to register event listeners.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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