@media (min-width: 1200px) {
    
    .page-main {
        padding-top: 150px;
        padding-bottom: 100px;
    }

    .page-detail {
        display: flex;
        justify-content: space-between;
        max-width: 1400px !important;
    }

    .product-nav {
        max-width: 1400px !important;
        margin-bottom: 40px;
        background-color: #f7f7f7;
    }

    .breadcrumb {
        background-color: #f7f7f7;
    }

    .page-detail-left {
        width: 915px;
    }

    .page-detail-left > span {
        color: #999;
        font-size: 14px;
        line-height: 1.5;
        padding: 0 50px;
    }

    .page-detail-left > h1 {
        color: #000;
        line-height: 1.4;
        font-size: 36px;
        font-weight: 400;
        border-bottom: 1px solid #D9D9D9;
        padding: 20px 50px 43px;
    }

    .rich-text-style {
        width: 100%;
        padding-top: 30px;
    }

    .page-detail-right {
        width: 360px;

    }

    .right-title {
        color: #000;
        line-height: 1.75;
        font-size: 22px;
        padding-bottom: 40px;
    }

    .right-item:first-child{
        padding-top: 0;
    }

    .right-item{
        padding: 20px 0 17px;
        border-bottom: 1px solid #D9D9D9;
    }

    .right-item:hover .item-title {
        color: #0066F5;
    }

    .item-title {
        color: #000;
        line-height: 28px;
        transition: all 0.36s;
        max-height: 56px;
        font-size: 18px;
        font-weight: 400;
    }

    .item-time {
        color: #999;
        font-size: 14px;
        font-weight: 400;
        line-height: 1.5;
        padding-top: 25px;
    }
}

@media (max-width: 1200px) {
    .page-detail {
        padding-top: 70px;
    }

    .page-detail-left {
        width: 100%;
    }

    .page-detail-left > span {
        color: #999999;
        font-size: 14px;
        line-height: 1.5;
    }

    .page-detail-left > h1 {
        color: #000;
        line-height: 1.2;
        font-size: 24px;
        font-weight: 400;
        padding-bottom: 20px;
        border-bottom: 1px solid #D9D9D9;
        padding-top: 20px;
    }

    .rich-text-style {
        width: 100%;
        padding-top: 30px;
    }

    .page-detail-right {
        width: 100%;
        padding-bottom: 60px;
        margin-top: 30px;
    }

    .right-title {
        color: #000;
        line-height: 1.75;
        font-size: 20px;
        font-weight: bold;
        padding-bottom: 20px;
    }

    .right-item:first-child{
        padding-top: 0;
    }

    .right-item{
        padding: 10px 0 17px;
        border-bottom: 1px solid #D9D9D9;
    }

    .right-item:hover .item-title {
        color: #0066F5;
    }

    .item-title {
        color: #000;
        line-height: 28px;
        transition: all 0.36s;
        max-height: 56px;
        font-size: 18px;
        font-weight: 400;
    }

    .item-time {
        color: #999;
        font-size: 14px;
        font-weight: 400;
        line-height: 1.5;
        padding-top: 14px;
    }
}