window.addEventListener('load',function() {
    var swiper = new Swiper('.swiper-container', {
        slidesPerView: 1,
        spaceBetween: 30,
        loop: true,
        pagination: {
          el: '.swiper-pagination',
          clickable: true,
        },
        navigation: {
          nextEl: '.swiper-button-next',
          prevEl: '.swiper-button-prev',
        },
      })
})