Naspschools.org 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 first occurrence of ID “login” was here.
Errors:
Bad value “https://fonts.googleapis.com/css?family=PT+Serif:700|Rubik:300,400,500,700,900|Open+Sans+Condensed:700” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
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.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Duplicate ID “login”.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
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