#i-banner {height:100vh;}

@media (max-width:767.98px) {
    #i-banner {
        height:100%;}
}

#main #i-banner .banner {height:100%;}

#main #i-banner .banner .myBannerSwiper .swiper-slide a{width:100%;height: 0;
    padding-top: 56%;
    position: relative;}