$('.owl-carousel').owlCarousel({
    margin: 25,
    loop: true,
    autoWidth: true,
    items: 1,
    nav: false,
    dots: false,
    responsive : {
        // breakpoint from 0 up
        0 : {
            items: 1
        },

        // breakpoint from 480 up
        480 : {
            items: 2
        },

        // breakpoint from 768 up
        768 : {
            items: 2
        },

        // breakpoint from 768 up
        991 : {
            items: 2
        }
    }
});