What is Browser-sync

1. Installing Node.js & Browser-sync    

Browser-sync depends on Node.js (or simply “Node”) , so you need to install Node firstly by downloading the installer from nodejs.org. And then install browser-sync using this command at the command line:

npm install -g browser-sync

2. Using Browser-sync

Open the terminal and change directory to your working folder:

cd /Users/Administrator/Desktop/Machine

If Chrome is your default browser:

browser-sync start --server --files "stylesheets/*.css, *.html"

Or not:

browser-sync start --server --browser "Google Chrome"
                          --files "stylesheets/*.css, *.html"

3. Quit Browser-sync

ctrl+c