.ya_banner{position: relative;}
.ya_banner>img{width: 100%;transition: .3s;}

.ya_item{padding: 40px 0 200px;}
/* .ya_title{font-size: 36px;text-align: center;font-weight: 400;} */

@media screen and (max-width: 766px) {
    .ya_banner>img{height: 14rem;object-fit: cover;}

    .ya_item{padding: 2rem 0;}
}