Elim.kz W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Errors:
Bad value “cache-control” for attribute “http-equiv” on element “meta”.
Bad value “expires” for attribute “http-equiv” on element “meta”.
Bad value “pragma” for attribute “http-equiv” on element “meta”.
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The “frameborder” attribute on the “iframe” element is obsolete.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.
Attribute “horizontalscrolling” not allowed on element “iframe” at this point.
Attribute “verticalscrolling” not allowed on element “iframe” at this point.
Bad value “250px” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.
Bad value “50px” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
Attribute “async” not allowed on element “iframe” at this point.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “align” attribute on the “p” element is obsolete. Use CSS instead.
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