Part Two: Deploying into the jungle

You're sitting in your office and sipping your first morning coffee. Outside the half-open window you can hear spring birds chirping. Ah, bliss you think taking another sip and leaning back into your creaky chair.

Suddenly the door to your office bursts open and it's your spiky-haired boss jogging into your room. Hey! I know that last project was extremely arduous and I know I promised you'd get some time to refactor it today.

However, I kind of need to do this other thing that's really urgent.

You see, we have this newsletter signup that marketing decided that we need to deploy on all our sites. Even deployed to the very old ones where we have a ton of rogue CSS and JavaScript floating around. The site's are heavily visited and yet so old that nobody remembers how to work with the existing CSS and JavaScript. We just keep on piling on !important rules and setInterval() logic...

Here's an example of the volatile web environment:

Anything that goes into here will get palms on it.

Try adding an input field or button, and it will be eaten up.

So, yeah it's quite bad. What I need you to make is this: