Integer.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “primary-menu”.
No “p” element in scope but a “p” end tag seen.
Bad value “https://maps.google.com/?q=7245 W. Alaska Dr. Lakewood, CO 80226” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “tel:+1 3033933000” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “primary-menu” was here.
The “main” role is unnecessary for element “main”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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