Followup.cc W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Start tag seen without seeing a doctype first. Expected “<!DOCTYPE html>”.
Bad value “https://fonts.googleapis.com/css?family=Karla|Scope+One” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Duplicate ID “nav-pricing”.
Duplicate ID “install-button”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Duplicate ID “Layer_1”.
Duplicate ID “Shape”.
Warnings:
The first occurrence of ID “nav-pricing” was here.
The first occurrence of ID “install-button” was here.
The first occurrence of ID “Layer_1” was here.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “Shape” 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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