Please get rid of your browser evangelism, no matter how clever it might be. I know very well that I shouldn't be using Internet Explorer. If I had any choice in the matter, I wouldn't
Can I safely assume the downvotes are from those who think blocking the user's site interaction with a full screen lightbox is good UX?
As some other commenters noted, the site tries really hard as well but 1300-px-wide content is awful in any light. It's just form, not function, but the irony from a site that pushes the uniform display of email and uses (web and email) resolutions that most users can't see without scrollbars isn't helping the message any.