Libretheatre.fr 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.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
No “p” element in scope but a “p” end tag seen.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “colonne1”.
Duplicate ID “colonne2”.
The “center” element is obsolete. Use CSS instead.
Duplicate ID “frm_field_10_container”.
Attribute “placeholder” not allowed on element “div” at this point.
Duplicate ID “conteneur”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The value of attribute “src” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The value of attribute “srcset” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The first occurrence of ID “colonne1” was here.
The first occurrence of ID “colonne2” was here.
The first occurrence of ID “frm_field_10_container” was here.
The first occurrence of ID “conteneur” was here.
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