main.js

 $('.slider').slick({
            infinite: true,
            speed: 800,
            slidesToShow: 3,
            slidesToScroll: 1,
            autoplay: true,
            autoplaySpeed: 2000,
            dots: false,
            responsive: [
                {
                    breakpoint: 1024,
                    settings: {
                        slidesToShow: 3,
                        slidesToScroll: 3,
                        infinite: true,
                        dots: true
                    }
                },
                {
                    breakpoint: 600,
                    settings: {
                        slidesToShow: 2,
                        slidesToScroll: 2
                    }
                },
                {
                    breakpoint: 480,
                    settings: {
                        slidesToShow: 1,
                        slidesToScroll: 1
                    }
                }
                // You can unslick at a given breakpoint now by adding:
                // settings: "unslick"
                // instead of a settings object
            ]


        })