Oo-software.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “navigation” role is unnecessary for element “nav”.
Errors:
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “Mo-Fr 09:00-17:00 CET” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “5834” for attribute “rel” on element “a”: The string “5834” is not a registered keyword.
Bad value “menu-” for attribute “role” on element “ul”.
Bad value “5827” for attribute “rel” on element “a”: The string “5827” is not a registered keyword.
Bad value “5553” for attribute “rel” on element “a”: The string “5553” is not a registered keyword.
Bad value “5555” for attribute “rel” on element “a”: The string “5555” is not a registered keyword.
No space between attributes.
Bad value “5559” for attribute “rel” on element “a”: The string “5559” is not a registered keyword.
Bad value “5561” for attribute “rel” on element “a”: The string “5561” is not a registered keyword.
Stray end tag “a”.
No “p” element in scope but a “p” end tag seen.
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