Imjustcreative.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Duplicate ID “Ebene_1”.
Duplicate ID “content-holder”.
Attribute “datalineheight” not allowed on element “p” at this point.
Attribute “datafontsize” not allowed on element “p” at this point.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Element “script” must not have attribute “defer” unless attribute “src” is also specified.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “Ebene_1” was here.
The first occurrence of ID “content-holder” was here.
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