LiveView gives us beautiful declarative ways to build interactive UIs without writing much JS. But one thing developers often want is this: ✅ A flash message that shows up, waits a few seconds, fades away — and shows a countdown line while it's visible. Here’s how to do it with almost no JS and a sprinkle of Tailwind + raw CSS.

LiveView gives us beautiful declarative ways to build interactive UIs without writing much JS. But one thing developers often want is this:
✅ A flash message that shows up, waits a few seconds, fades away — and shows a countdown line while it's visible.
Here’s how to do it with almost no JS and a sprinkle of Tailwind + raw CSS.