Atlas.md 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.
Duplicate ID “navSignup”.
Stray end tag “span”.
Duplicate ID “watchVideo”.
Stray start tag “script”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “navSignup” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “watchVideo” was here.
The “contentinfo” role is unnecessary for element “footer”.
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