Jokoy.com 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.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “shows”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “inter1”.
Duplicate attribute “class”.
Attribute “placeholder” not allowed on element “button” at this point.
Attribute “placeholder” not allowed on element “input” at this point.
Attribute “placeholder” is only allowed when the input type is “email”, “number”, “password”, “search”, “tel”, “text”, or “url”.
The “align” attribute on the “img” element is obsolete. Use CSS instead.
Warnings:
The first occurrence of ID “shows” was here.
The first occurrence of ID “inter1” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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