Klaviyo - removes html and Doctype to replace with it's own #6
Description
Original HTML:
<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office">Edited:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html> Removing lang attribute and vml xmlns declaration, the doctype is changed from HTML5 to XHTML 1.1.