Dgn.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “login-form”.
Duplicate ID “form-login-username”.
Duplicate ID “modlgn-username”.
Duplicate ID “form-login-password”.
Duplicate ID “modlgn-passwd”.
Duplicate ID “form-login-submit”.
Warnings:
The first occurrence of ID “login-form” was here.
The first occurrence of ID “form-login-username” was here.
The first occurrence of ID “modlgn-username” was here.
The first occurrence of ID “form-login-password” was here.
The first occurrence of ID “modlgn-passwd” was here.
The first occurrence of ID “form-login-submit” was here.
Text run is not in Unicode Normalization Form C.
This document appears to be written in German. Consider adding “lang="de"” (or variant) to the “html” start tag.
Germany DE