Serj-One

gulp.task('browser-sync', function() {
    browserSync.init({      
        tunnel: true
    });
});

.about{
  &__item{
    @extend .col-md-3;  
    @extend .col-sm-2;  
    @extend .col-xs-6;  
  }
}

function callback(event) {
    // Provided by the core
    var element   = event.target;         // DOM element, in this example .owl-carousel
    var name      = event.type;           // Name of the event, in this example dragged
    var namespace = event.namespace;      // Namespace of the event, in this example owl.carousel
    var items     = event.item.count;     // Number of items
    var item      = event.item.index;     // Position of the current item
    // Provided by the navigation plugin
    var pages     = event.page.count;     // Number of pages
    var page      = event.page.index;     // Position of the current page
    var size      = event.page.size;      // Number of items per page
}