Pilottravelcenters.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
A “charset” attribute on a “meta” element found after the first 1024 bytes.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
Bad value “” for attribute “srcset” on element “source”: Must contain one or more image candidate strings.
Element “img” is missing required attribute “src”.
Bad value “” for attribute “srcset” on element “img”: Must contain one or more image candidate strings.
Attribute “image” not allowed on element “img” at this point.
Attribute “icon” not allowed on element “img” at this point.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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