Vim for frontend dev

I want to use vim as my text editor to frontend development. Anyone knows how to use live.js or any watch (reload mode) at vim? So I can refresh the page and I see how my CSS is going?

You can install tmux, a multiplexer. This is the setup I use for frontend.
It has a learning curve, but you won’t look back afterwards.
Take a look at this intro vid then Google more:
Here’s a screenshot (I’m using Webpack + Rails):

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