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.

Apr 4, 2025 - 02:43
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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.