Aspiegel.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
Empty heading.
Errors:
CSS: “max-width”: only “0” can be a “unit”. You must put a unit after your number.
Bad value “” for attribute “width” on element “img”: The empty string is not a valid non-negative integer.
Bad value “” for attribute “height” on element “img”: The empty string is not a valid non-negative integer.
Heading cannot be a child of another heading.
Stray end tag “h1”.
Stray end tag “h3”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
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