Errors:
Legacy doctype. Expected “<!DOCTYPE html>”.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
The “version” attribute on the “html” element is obsolete. You can safely omit it.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Element “div” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)
Bad element name “fb:login-button”: Code point “U+003A” 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.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “1clm”.
Duplicate ID “2clm”.
Attribute “width” not allowed on element “div” at this point.
Duplicate ID “about”.
Duplicate ID “4clm”.
Duplicate ID “3clm”.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Stray end tag “div”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Element name “fb:login-button” cannot be represented as XML 1.0.
The first occurrence of ID “1clm” was here.
The first occurrence of ID “2clm” was here.
The first occurrence of ID “about” was here.
The first occurrence of ID “4clm” was here.
The first occurrence of ID “3clm” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
United States US