.ya_banner>img{width: 100%;}

.ya_list{margin-top: 50px;display: flex;flex-wrap: wrap;padding-bottom: 100px;}
.ya_item{width: 31%;margin-right: 3.5%;margin-bottom: 30px;}
.ya_item:nth-child(3n){margin-right: 0;}
.ya_item>h1{text-align: center;color: #333;font-size: 16px;line-height: 3;}
.ya_item_img{overflow: hidden;}
.ya_item_img>img{width: 100%;transition: .3s;height: 250px;object-fit: cover;}
.ya_item:hover img{transform: scale(1.1);}
.ya_item:hover h1{color: var(--base);}

@media screen and (max-width: 766px) {
    .ya_banner>img{height: 20rem;object-fit: cover;}

    .ya_item{width: 100%;margin-right: 0;margin-bottom: 2rem;}
}