This is one of the best live css extension to use with sublime text editor, live css preview and more.
LiveStyle — the first bi-directional real-time edit tool for CSS, LESS and SCSS.
Instantly updates your web-page stylesheet while you edit CSS, LESS or SCSS file in your text editor. No file saving or page reloading: pure real-time experience! And this is the first tool that transfers updates from DevTools back into source code the right way. Includes Remote View: creates publicly-available URL (aka “reverse tunnel”) to test your local web-sites on any internet-connect device or services like BrowserStack.