Opendurian.com 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.
Bad value “https://opendurian.s3.amazonaws.com/media/covers/news/12 tenses_cover_banner.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “https://opendurian.s3.amazonaws.com/media/covers/news/TOEIC_by companies.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “https://opendurian.s3.amazonaws.com/media/covers/exset/9 Ordi Dec 58.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “https://opendurian.s3.amazonaws.com/media/covers/exset/ภาษาจีน Level A.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “https://opendurian.s3.amazonaws.com/media/covers/exset/HSK Banner web2.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Element “nobr” not allowed as child of element “h5” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “navigation” role is unnecessary for element “nav”.
The “form” role is unnecessary for element “form”.
This document appears to be written in Thai but the “html” start tag has “lang="en"”. Consider using “lang="th"” (or variant) instead.
Thailand TH