Slick slider on mobile

main.js

$(window).on('load resize orientationchange', function() {
        $('.center-slide').each(function(){
            var $center_slide = $(this);
            /* Initializes a slick center_slide only on mobile screens */
            // slick on mobile
            if ($(window).width() >= 1025) {
                if ($center_slide.hasClass('slick-initialized')) {
                    $center_slide.slick('unslick');
                }
            }
            else{
                if (!$center_slide.hasClass('slick-initialized')) {
                    $center_slide.slick({
                        slidesToShow: 1,
                        slidesToScroll: 1,
                		arrows: false,
                		centerMode: true,
                		centerPadding: '60px',
                		infinite: false,
                        mobileFirst: true,
                        responsive: [
                        {
                        	breakpoint: 640,
                        	settings: {
                       			slidesToShow: 2,
                        		centerMode: false,
                        		centerPadding: '0px',
                        		infinite: false,
                        		arrows: false,
                        	}
					    }]
                    });
                }
            }
        });

    });