Hubguitar.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
The element “button” must not appear as a descendant of the “a” element.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
CSS: “shape-outside”: Property “shape-outside” doesn't exist.
Bad value “http://fonts.googleapis.com/css?family=Lato:400,700,900,400italic|Kreon:400,700|Exo+2:500|Indie+Flower” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Attribute “xmlns:serif” not allowed here.
Attribute “serif:id” not allowed on element “rect” at this point.
Attribute “serif:id” not allowed on element “g” at this point.
Warnings:
Attribute with the local name “xmlns:serif” is not serializable as XML 1.0.
Attribute “serif:id” is not serializable as XML 1.0.
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