Oncoregolf.com W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “Shape” was here.
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
Errors:
Bad value “” for attribute “src” on element “script”: Must be non-empty.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Duplicate ID “Shape”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “https://daks2k3a4ib2z.cloudfront.net/59e97b84775aae000199f3b1/59e97c9de87a4d000109b5ce_OnCore Introwebmhd-transcode.mp4” for attribute “src” on element “source”: Illegal character in path segment: space is not allowed.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
United States US