Arlingtontours.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “1” for attribute “media” on element “style”: Expected “(” or letter at start of a media query part but saw “1” instead.
Bad value “1” for attribute “media” on element “link”: Expected “(” or letter at start of a media query part but saw “1” instead.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “div” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Attribute “border” not allowed on element “div” at this point.
Attribute “cellspacing” not allowed on element “div” at this point.
Attribute “cellpadding” not allowed on element “div” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
The “main” role is unnecessary for element “main”.
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