Thêm class vào navigation Owl Carousel (ok)

$(document).ready(function() {
  var owl = $('.poppularindustry');
  owl.owlCarousel({
    margin: 24,
    nav: true,
    loop: true,
    items: 3,
    navClass: ['buttonwhite owl-prev','buttonwhite owl-next'],
    owl2row: true
  });
});