Loop infinito deslizante liso

<script type="text/javascript">
    $(document).ready(function() {
        $('.items').slick({
            centerMode:true,
            slidesToShow: 3,
            speed: 500,
            infinite: true,
            cssEase: 'linear',
            variableWidth: true
        });
    });
</script>
Usama Ashraf