Errors:
Start tag “head” seen but an element of the same type was already open.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Attribute “scoped” not allowed on element “style” at this point.
Bad value “https://theeventscalendar.com/” for attribute “rel” on element “link”: The string “https://theeventscalendar.com/” is not a registered keyword.
Bad value “section” for attribute “role” on element “div”.
Element “button” is missing one or more of the following attributes: “aria-checked”, “role”, “type”.
No “p” element in scope but a “p” end tag seen.
Attribute “allow” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “meta” is missing required attribute “content”.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “tel:(800) 334-4111” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
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