Scienceline.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad value “//fonts.googleapis.com/css?family=Open+Sans:400,700|Lora:400,700” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Bad value “archives” for attribute “rel” on element “link”: The string “archives” is not a registered keyword.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “post-28409”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “w1”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The first occurrence of ID “post-28409” was here.
The first occurrence of ID “w1” 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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