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  Current device: <span></span>


                @media only screen and (min-width: 0px) {
  html {
    font-family: "mobile";
@media only screen and (min-width: 600px) {
  html {
    font-family: "tablet";
@media only screen and (min-width: 1024px) {
  html {
    font-family: "desktop";
@media only screen and (min-width: 1300px) {
  html {
    font-family: "desktop-wide";


                //Получаем значения font-family установленные в CSS 
//и при помощи регулярного выражения убираем кавычки.
//В IE и FF получим знаение с " в Chrome без.
var state = $('html').css('font-family').replace(/["']/g, "");
//Сохраняем полученное значение в глобальную переменную device
window.device = state;


//Подписываемся на событие изменения размера окна
$(window).resize(function () {
  //Получаем значения font-family после изменения размеров окна
  var newState = $('html').css('font-family').replace(/"/g, "");
  if (state !== newState) {
    //Если значение изменилось отправляем кастопмное событие device-change
    $(window).trigger('device-change', [newState, state]);
    state = newState;
    window.device = newState;

//Подписываемся на наше событие 
$(window).on('device-change', function (ev, device, oldDevice) {