Forzieri.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Using “windows-1252” instead of the declared encoding “iso-8859-1”.
The “charset” attribute on the “script” element is obsolete.
Errors:
Legacy encoding “windows-1252” used. Documents must use UTF-8.
The only allowed value for the “charset” attribute for the “meta” element is “utf-8”.
Bad value “cleartype” for attribute “http-equiv” on element “meta”.
When the “srcset” attribute has any image candidate string with a width descriptor, the “sizes” attribute must also be present.
Attribute “alt” not allowed on element “source” at this point.
No space between attributes.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
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