@media screen and (max-width:1690px) and (min-width:551px) {
    
    .content-box .over-center-box .content-item .product-text .product-title .art-des{
        
        white-space: nowrap;    /* 不换行 */
        overflow: hidden;       /* 超出容器的部分隐藏 */
        text-overflow: ellipsis; /* 超出的部分用省略号表示 */

        display: -webkit-box;     /* 使用 Flexbox 布局 */
        -webkit-box-orient: vertical; /* 设置盒子为垂直方向排列 */
        -webkit-line-clamp: 1;    /* 限制显示的行数 */
    }
    
}
@media screen and (max-width:1120px) and (min-width:551px) {
    .m-center-box{
        padding: 0 0.3rem 0;
    }
    .main .content-box .over-center-box {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        column-gap: 0.18rem;
        row-gap: 0.4rem;
        width: 100%;
        height: auto;
        margin: 0 auto;
    }

    .content-box .over-center-box .content-item{
        display: block;
        width: 100%;
        height: auto;
        background-color: #F8F8F8;
        border-radius: 0.1rem;
        border: 1px solid #f2f2f2;
        overflow: hidden;
        cursor: pointer;
        /* box-shadow: .05rem .1rem .25rem rgba(0, 0, 0, 0.07); */
    }

    .content-box .over-center-box .content-item .product-thumb {
        height: 2rem;
    }

    .content-box .over-center-box .content-item .product-thumb .product-img{
        height: 2rem;
    }
    
    .main .product-box .cont-lump {
        display: block;
        justify-content: space-between;
        width: 100%;
        height: auto;
        position: relative;
    }

    .main .product-box .cont-lump .rem-product-box {
        display: none;
    }


    .main .product-box .cont-lump .lump-title {
        display: block;
        font-size: .3rem;
        text-align: center;
        color: #333333
    }

    .main .product-box .cont-lump .lump-heng {
        display: block;
        width: 20px;
        height: 3px;
        margin: .25rem auto .5rem;
        background: #0083cc
    }

    .main .product-box .cont-lump .lunp-web-box {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        width: 100%;
        height: auto;
        padding: 0 .3rem
    }

    .main .product-box .cont-lump .lunp-web-box .box-item {
        display: block;
        width: 47.5%;
        margin-bottom: 0.2rem;
        height: auto;
        border-radius: 10px;
        background: #fff;
    }

    .main .product-box .cont-lump .lunp-web-box .box-item .box-pic {
        width: 100%;
        height: auto;
        padding: 15px;
        overflow: hidden
    }

    .main .product-box .cont-lump .lunp-web-box .box-item .box-pic img {
        width: 100%;
        transition: all .5s;
        -o-transition: all .5s;
        -moz-transition: all .5s;
        -webkit-transition: all .5s
    }
    
    .main .product-box .cont-lump .lunp-web-box .box-item .box-title {
        width: 100%;
        height: auto;
        padding: 10px 10px 5px;
        font-size: 16px;
        text-align: center;
        color: #333;
        border-top: solid 1px #eeeeee;
        transition: all .5s;
        -o-transition: all .5s;
        -moz-transition: all .5s;
        -webkit-transition: all .5s;
        /**超出隐藏*/
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    
    .main .product-box .cont-lump .lunp-web-box .box-item .product-model {
        font-size: 14px;
        padding: 0 10px 10px;
        text-align: center;
    }

    .main .product-box .cont-lump .lunp-web-box .box-item:hover .box-pic img {
        transform: scale(1.1, 1.1) translateZ(0);
        -o-transform: scale(1.1, 1.1) translateZ(0);
        -moz-transform: scale(1.1, 1.1) translateZ(0);
        -webkit-transform: scale(1.1, 1.1 translateZ(0))
    }

    .main .product-box .cont-lump .lunp-web-box .box-item:hover .box-title {
        color: #4812FE
    }


}
@media screen and (max-width:550px) {
    .m-center-box{
        padding: 0 .3rem 0;
    }

    
.main .content-box .over-center-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;

    max-width: 15.36rem;
    width: auto;
    height: auto;
    margin: 0 auto;
}


.content-box .over-center-box .content-item{
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
}
.content-box .over-center-box .content-item .product-thumb{
    height: 200px;
}

.content-box .over-center-box .content-item .product-thumb .product-img{
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.content-box .over-center-box .content-item .product-text{
    padding: 25px 15px 3px;
    font-size: 14px;
}
.content-box .over-center-box .content-item .product-text .product-title .title{
    font-size: 16px;
    margin-bottom: 2px;
}
.content-box .over-center-box .content-item .product-text .product-title .art-des{
    height: 40px;
    font-size: 14px;
    margin-bottom: 15px;
}
.content-box .over-center-box .content-item .product-text .date-info{
    font-size: 14px;
    padding: 20px 0 15px;
}
.content-box .over-center-box .content-item .product-text .date-info .right-arrow{
    width: 20px;
    height: 8px;
    background: url('../images/news/right-arrow.png') no-repeat center center;
    background-size: 20px 8px;
}
.content-box .over-center-box .content-item:hover{
    box-shadow: 0 10px 25px rgba(72,18,254, 0.07);
}

.content-box .over-center-box .content-item:hover .product-text .product-title .title,
.content-box .over-center-box .content-item:hover .product-text .product-title .art-des,
.content-box .over-center-box .content-item:hover .product-text .date-info .time
{
    color: #4812FE;
}
.content-box .over-center-box .content-item:hover .product-text .date-info .right-arrow{
    background: url('../images/news/right-arrow-active.png') no-repeat center center;
    background-size: 20px 8px;
}


    .main .product-box .cont-lump {
        display: block;
        justify-content: space-between;
        width: 100%;
        height: auto;
        position: relative;
    }

    .main .product-box .cont-lump .rem-product-box {
        display: none;
    }


    .main .product-box .cont-lump .lump-title {
        display: block;
        font-size: .3rem;
        text-align: center;
        color: #333333
    }

    .main .product-box .cont-lump .lump-heng {
        display: block;
        width: 20px;
        height: 3px;
        margin: .25rem auto .5rem;
        background: #0083cc
    }

    .main .product-box .cont-lump .lunp-web-box {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        width: 100%;
        height: auto;
        padding: 0 .3rem
    }

    .main .product-box .cont-lump .lunp-web-box .box-item {
        display: block;
        width: 47.5%;
        margin-bottom: 0.2rem;
        height: auto;
        border-radius: 10px;
        background: #fff;
    }

    .main .product-box .cont-lump .lunp-web-box .box-item .box-pic {
        width: 100%;
        height: auto;
        padding: .23rem .18rem;
        overflow: hidden
    }

    .main .product-box .cont-lump .lunp-web-box .box-item .box-pic img {
        width: 100%;
        transition: all .5s;
        -o-transition: all .5s;
        -moz-transition: all .5s;
        -webkit-transition: all .5s
    }

    .main .product-box .cont-lump .lunp-web-box .box-item .box-title {
        width: 100%;
        height: auto;
        padding: 10px 10px 5px;
        font-size: 14px;
        text-align: center;
        color: #333;
        border-top: solid 1px #eeeeee;
        transition: all .5s;
        -o-transition: all .5s;
        -moz-transition: all .5s;
        -webkit-transition: all .5s;
        /**超出隐藏*/
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    
    .main .product-box .cont-lump .lunp-web-box .box-item .product-model {
        font-size: 12px;
        padding: 0 10px 10px;
        text-align: center;
    }

    .main .product-box .cont-lump .lunp-web-box .box-item:hover .box-pic img {
        transform: scale(1.1, 1.1) translateZ(0);
        -o-transform: scale(1.1, 1.1) translateZ(0);
        -moz-transform: scale(1.1, 1.1) translateZ(0);
        -webkit-transform: scale(1.1, 1.1 translateZ(0))
    }

    .main .product-box .cont-lump .lunp-web-box .box-item:hover .box-title {
        color: #4812FE
    }

    
}