.product-box {
    display: flex;
    justify-content: space-between;
    padding: 30px 0;
}

.product-bxle {
    width: 15%;
    border: 1px solid #e5e5e5;
}

    .product-bxle > h3 {
        font-size: 20px;
        font-weight: 600;
        padding: 20px 0;
        text-align: center;
        background-color: #ca171d;
        color: #ffffff;
    }

    .product-bxle > ul {
        margin-top: 10px;
    }

        .product-bxle > ul li {
            padding: 15px 20px;
            border-top: 1px solid #e5e5e5;
        }

            .product-bxle > ul li a {
                display: flex;
                justify-content: space-between;
                align-items: center;
                font-size: 16px;
            }

                .product-bxle > ul li a img {
                    width: 15px;
                    height: 15px;
                    display: none;
                }

            .product-bxle > ul li:hover a {
                color: #ca171d;
            }

                .product-bxle > ul li:hover a img {
                    display: block;
                }

.prodshw {
    color: #ca171d;
}

    .prodshw img {
        display: block !important;
    }


.product-bxri {
    width: 83%;
}

.prod-bxri-top {
    display: flex;
    justify-content: space-between;
    padding: 0 0 10px;
    border-bottom: 1px solid #e5e5e5;
}

    .prod-bxri-top > h5 {
        font-size: 16px;
        color: #ca171d;
        border-left: 3px solid #ca171d;
        padding-left: 12px;
    }

.introduce-cnt {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    border-bottom: 1px solid #e5e5e5;
}

.cont-img {
    width: 35%;
}

    .cont-img img {
        /*width: 100%;*/
        height: auto;
    }

.cont-txt {
    width: 60%;
}

    .cont-txt h4 {
        font-size: 20px;
        color: #ca171d;
    }

    .cont-txt p {
        font-size: 16px;
        color: #666;
        margin-top: 15px;
    }



.introduce-btm > ul {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #e5e5e5;
    margin-bottom: 30px;
}

    .introduce-btm > ul li {
        padding: 10px 20px;
        border: 1px solid #e5e5e5;
        cursor: pointer;
        font-weight: 600;
    }

.itmshw {
    background-color: #f5f5f5;
    color: #ca171d;
}



.introd-child {
    display: flex;
    flex-direction: column;
    align-items: center;
}

    .introd-child > p {
        width: 100%;
        margin-bottom: 30px;
    }

    .introd-child > table tbody tr:nth-child(1) {
        background-color: #f5f5f5;
    }

    .introd-child > table tbody tr th:nth-child(1) {
        width: 40%;
    }

    .introd-child > table tbody tr th:nth-child(2) {
        width: 60%;
    }

    .introd-child table td,
    .introd-child table th {
        height: 35px;
        padding: 5px 10px;
        border: 1px solid #e5e5e5;
        text-align: center;
        box-sizing: border-box;
    }

    .introd-child p a {
        color: #E53333;
    }

.childb {
    display: none;
}

.childc {
    display: none;
}








@media only screen and (max-width: 769px) {

    .introduce-btm {
        font-size: .24rem !important;
    }

    .product-box {
        padding: .3rem 0;
    }

    .product-bxle {
        width: 20%;
    }

        .product-bxle > h3 {
            font-size: .24rem;
            padding: .2rem 0;
        }

        .product-bxle > ul li {
            padding: .15rem .1rem;
        }

            .product-bxle > ul li a {
                font-size: .24rem;
            }

                .product-bxle > ul li a img {
                    width: .2rem;
                    height: .2rem;
                }

    .product-bxri {
        width: 78%;
    }

    .prod-bxri-top > h5 {
        font-size: .24rem;
        padding-left: .12rem;
    }

    .introduce-cnt {
        padding: .3rem 0;
        flex-direction: column;
    }

    .prod-bxri-top > div {
        font-size: .2rem !important;
        display: none;
    }

    .cont-img {
        width: 95%;
    }

    .cont-txt {
        width: 100%;
        margin-top: .2rem;
    }

        .cont-txt h4 {
            font-size: .26rem;
        }

        .cont-txt p {
            /*font-size: .24rem;*/
            margin-top: .15rem;
            color: #333;
            padding: 0rem .1rem;
        }

    .introduce-btm > ul {
        margin-bottom: .3rem;
    }

        .introduce-btm > ul li {
            padding: .1rem .2rem;
        }

    .introd-child > p {
        margin-bottom: .3rem;
        font-size: 16px;
    }

    .introd-child table td, .introd-child table th {
        font-size: .2rem;
    }

    .introd-child table {
        width: 100% !important;
    }
}