Lemde.fr W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
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 text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “l” instead.
Element “meta” is missing required attribute “content”.
Attribute “thankyou-in-modal” not allowed on element “div” at this point.
Duplicate ID “stage-sidebar”.
Duplicate ID “stage-sidebar-scrollable”.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Empty heading.
The first occurrence of ID “stage-sidebar” was here.
The first occurrence of ID “stage-sidebar-scrollable” was here.
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