.product_gallery_box {
    flex-wrap: wrap;
}

.product_gallery_div {
    width: calc((100% - 45px) / 4);
    margin-right: 15px;
    margin-bottom: 20px;
}

.product_gallery_div:nth-child(4n) {
    margin-right: 0;
}

.product_gallery_div .imgBox {
    padding-bottom: 62.8%;
}

.product_gallery_title {
    height: 44px;
    background: #000000;
    line-height: 44px;
    overflow: hidden;
    text-align: center;
    padding: 0 10px;
    font-family: Poppins-Light;
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
}

.product_gallery_div .imgBox a {
    background: #00000050;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    display: block;
    opacity: 0;
}

.product_gallery_div .imgBox a::before {
    content: '';
    width: 27px;
    height: 28px;
    background: url('img/big.webp') no-repeat;
    background-size: 100% 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.product_gallery_div:hover .imgBox a {
    opacity: 1;
    height: 100%;
}

@media only screen and (max-width:950px) {
    .product_gallery_div{
        width: 100%;
        margin-right: 0;
        margin-bottom: 30px;
    }
    .product_gallery_div .imgBox a{
        opacity: 1;
        height: 100%;
    }
}