ember-in-viewport/addon/breakpoints.js

Detect if an Ember View or Component is in the viewport @ 60FPS

export default {
  mobile: '(max-width: 767px)',
  tablet: '(min-width: 768px) and (max-width: 991px)',
  desktop: '(min-width: 992px) and (max-width: 1200px)',
};