.category-list{
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
}
.category-list .category-item {
    width: 18%;
    height: 40px;
    background: #FFFFFF;
    border: 1px solid #ECECEC;
    font-size: 14px;
    color: #1A1A1A;
    line-height: 40px;
    text-align: center;
    margin-right: 2.5%;
    margin-top: 18px;
    cursor: pointer;
}
.category-list .category-item a{
    color: #1A1A1A;
}
.category-list .category-item:nth-child(5n){
    margin-right: 0;
}
.category-list .category-item:nth-child(-n+5){
    margin-top: 0;
}
.category-list .category-item.active,
.category-list .category-item:hover{
    border: 1px solid #E60012;
    color: #E60012;
}
.category-list .category-item.active a,
.category-list .category-item:hover a{
    color: #E60012;
}

.products-list{
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.products-list .product-item{
    width: 32%;
    margin-right: 2%;
    margin-top: 30px;
    background-color: #FFFFFF;
    cursor: pointer;
}
.products-list .product-item:nth-child(3n){
    margin-right: 0;
}
.products-list .product-item .product-item-video{
    width: 100%;
    aspect-ratio: 1 / 1; /* 1:1 的宽高比，即高度等于宽度 */
    position: relative;
}
.products-list .product-item .product-item-video img{
    width: 100%;
    height: 100%;
}
.products-list .product-item .product-item-video .product-item-video-icon{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(0,0,0,.4);
    display: none;
}
.products-list .product-item .product-item-video .product-item-video-icon img{
    width: 50px;
    height: 50px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.products-list .product-item .product-item-info{
    width: 100%;
    padding: 20px 0 20px;
}
.products-list .product-item .product-item-info .product-item-title{
    font-weight: bold;
    font-size: 18px;
    color: #1A1A1A;
    line-height: 27px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.products-list .product-item .product-item-info .product-item-title a{
    color: #1A1A1A;
    display: block;
}
.products-list .product-item:hover .product-item-video-icon{
    display: block;
}
.products-list .product-item:hover .product-item-info .product-item-title,
.products-list .product-item:hover .product-item-info .product-item-title a{
    color: #E60012;
}

@media screen and (min-width: 1000px) and (max-width: 1439px) {
    .content{
        max-width: 83.33%;
        margin: 0 auto;
    }
    .category-list{
        margin-top: 20px;
    }
    .category-list .category-item{
        width: 19.5%;
        font-size: 12px;
        margin-right: 0.625%;
        margin-top: 12px;
    }
    .products-list .product-item .product-item-video{
        width: 100%;
    }
    .products-list .product-item .product-item-video .product-item-video-icon img{
        width: 40px;
        height: 40px;
    }
    .products-list .product-item .product-item-info{
        margin-top: -130px;
        padding: 150px 15px 15px;
    }
    .products-list .product-item .product-item-info .product-item-title{
        font-size: 16px;
        line-height: 24px;
    }
    .products-list .product-item .product-item-info .product-item-info-attribute{
        margin-top: 10px;
        grid-template-columns: 90px 1fr;
    }
    .products-list .product-item .product-item-info .product-item-info-attribute .product-item-info-attribute-title{
        font-size: 12px;
        line-height: 14px;
    }
    .products-list .product-item .product-item-info .product-item-more{
        margin-top: 20px;
    }
}

@media only screen and (max-width: 999px) {
    .content{
        max-width: 90%;
        margin: 0 auto;
    }
    .category-list{
        margin-top: 10px;
    }
    .category-list .category-item{
        width: 24%;
        font-size: 12px;
        margin-right: 1.33%;
        margin-top: 10px;
        height: 30px;
        line-height: 30px;
    }
    .category-list .category-item:nth-child(5n){
        margin-right: 1.33%;
    }
    .category-list .category-item:nth-child(-n+5){
        margin-top: 10px;
    }
    .category-list .category-item:nth-child(4n){
        margin-right: 0;
    }
    .category-list .category-item:nth-child(-n+4){
        margin-top: 0;
    }

    .products-list .product-item .product-item-video{
        width: calc(100% - 20px);
        margin-left: 10px;
    }
    .products-list .product-item .product-item-video .product-item-video-icon img{
        width: 30px;
        height: 30px;
    }
    .products-list .product-item .product-item-info{
        margin-top: -110px;
        padding: 120px 10px 10px;
    }
    .products-list .product-item .product-item-info .product-item-title{
        font-size: 14px;
        line-height: 20px;
    }
    .products-list .product-item .product-item-info .product-item-info-attribute{
        margin-top: 5px;
        grid-template-columns: 82px 1fr;
    }
    .products-list .product-item .product-item-info .product-item-info-attribute .product-item-info-attribute-title{
        font-size: 12px;
        line-height: 14px;
    }
    .products-list .product-item .product-item-info .product-item-more{
        margin-top: 10px;
        height: 30px;
        line-height: 30px;
        font-size: 12px;
    }
}