$(document).ready(function(){
  $('.main-product-test').slick({
    arrow: true,
    infinite: true,
    slidesToShow: 4,
    slidesToScroll: 1,
    
    prevArrow: $('.list_prev'),
    nextArrow: $('.list_next'),
    
    responsive: [//반응형 웹 구현 옵션
      {
        breakpoint: 1200,
        settings: {
          arrow: false
        }
      },
      {
        breakpoint: 960,
        settings: {
          slidesToShow: 3
        }
      },
      {
        breakpoint: 768,
        settings: {
          slidesToShow: 2
        }
      }
    ]
  });
});