.productCenter220510 {
    max-width: 1200px;
    margin: 0 auto;
}

.productCenter220510 * {
    box-sizing: border-box;
}

.productCenter220510 ul:after {
    content: "";
    height: 0;
    display: block;
    clear: both;
    visibility: hidden;
}

.productCenter220510 ul {
    padding: 0;
}

.productCenter220510 ul li {
    float: left;
    width: 280px;
    height: 312px;
    list-style: none;
    margin-bottom: 20px;
    margin-right: 20px;
    overflow: hidden;
}

.productCenter220510 ul li:nth-child(4n) {
    margin-right: 0;
}

.productCenter220510 ul li a {
    display: block;
    text-decoration: none;
    position: relative;
    height: 100%;
    width: 100%;
}

.productCenter220510 ul li a .proImg {
    width: 100%;
    height: 278px;
    margin-bottom: 12px;
}

.productCenter220510 ul li a .proImg img {
    max-width: 100%;
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    border: none;
}

.productCenter220510 ul li a .content .dec {
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    color: #333;
    font-size: 18px;
    opacity: 1;
    transition: all 0.6s ease 0s;
}

.productCenter220510 ul li a .bgContent {
    width: 100%;
    height: 0;
    opacity: 0;
    position: absolute;
    top: 0;
    transition: all 0.6s ease 0s;
    -moz-transition: all 0.6s ease 0s;
    -webkit-transition: all 0.6s ease 0s;
    -o-transition: all 0.6s ease 0s;
    background: #1e88e5;
    display: flex;
    justify-content: center;
    align-items: center;
}

.productCenter220510 ul li a .bgContent .line {
    width: 46px;
    height: 2px;
    background-color: #fff;
    display: block;
    margin: auto;
    margin-bottom: 20px;
}

.productCenter220510 ul li a .bgContent .decContent {
    margin: 0 auto;
    color: #fff;
    padding: 0 20px;
}

.productCenter220510 ul li a .bgContent .dec {
    font-size: 18px;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    margin-bottom: 20px;
}

.productCenter220510 ul li a .bgContent .decTitle {
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    margin-top: 20px;
    color: #fff;
    overflow: hidden;
    font-size: 14px;
    height: 50px;
    line-height: 1.2;
}

.productCenter220510 ul li a:hover .bgContent {
    opacity: 1;
    height: 100%;
}

.productCenter220510 ul li a:hover .content .dec {
    opacity: 0;
}