.banner-wr {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 88px;
}
.banner-wr .product-banner {
    position: relative;
    background-color: #f8f9fc;
    overflow: hidden;
    width: 25%;
}
.banner-wr .product-banner img {
    height: auto;
    width: 100%;
    transition: all .4s;
}
.banner-wr .product-banner .banner-text-bl {
    position: absolute;
    top: 55%;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
    transform: translateY(-50%);
    z-index: 2;
    opacity: 0;
    transition: all .4s
}
.product-banner .banner-text-bl h2 {
    text-transform: uppercase;
    font-size: 36px;
    line-height: normal;
    color: #ffffff;
}
.product-banner .banner-text-bl span {
    color: #ffffff;

}
.banner-wr .product-banner:hover .banner-text-bl {
    top: 50%;
    opacity: 1;
}
.banner-wr .product-banner:hover img {
    filter: grayscale(100%);
}
@media (max-width: 1200px) {
    
}
@media (max-width: 800px) {
    .banner-wr .product-banner {
        width: 50%;
    }
}
@media (max-width: 480px) {
    .banner-wr .product-banner {
        width: 100%;
    }
}