.buy-banner .banner-text {
    padding-top: 12rem;
}
.buy-banner:after{
    background: transparent;
}
@media only screen and (max-width: 479px){
.buy-banner {
    height: 17rem;
}
.buy-banner .banner-text {
    font-size: 2.0rem;
    padding-top: 0px;
    letter-spacing: 0.25rem;
}
}
.search {
    display: flex;
    justify-content: space-between;
    border: 1px solid #959595;
    padding: 5px 30px;
    padding-right: 10px;
}

.search input {
    display: block;
    width: calc(100% - 40px);
    font-size: 20px;
    color: #999999;
    line-height: 30px;
}

.search div {
    cursor: pointer;
}

.result {
    margin-top: 50px;
    color: #09244f;
}

    .result h2 {
        font-size: 30px;
        font-weight: bold;
        margin-bottom: 20px;
    }

    .result p {
        font-size: 18px;
    }

.column {
    padding-top: 30px;
    padding-bottom: 7rem;
}

    .column ul {
        display: flex;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

        .column ul li {
            width: 16.6%;
            text-align: center;
            line-height: 50px;
            font-size: 18px;
            color: #015199;
            font-weight: bold;
            position: relative;
            cursor: pointer;
            border-bottom: 2px solid #c9c7c6;
        }

            .column ul li:hover,
            .column ul .select {
                color: #09244f;
            }

                .column ul li:hover::after,
                .select::after {
                    content: '';
                    position: absolute;
                    left: 0px;
                    bottom: -9px;
                    width: 100%;
                    height: 9px;
                    background-image: url('images/tu1.png');
                    background-repeat: no-repeat;
                    background-size: 100%;
                }

.pr_box {
    margin-bottom: 3rem;
}

    .pr_box .pr_title {
        font-size: 4rem;
        color: #09244f;
    }

.right-content {
    width: 100%;
    margin-top: 3rem;
}

.list {
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
    flex-wrap: wrap;
    width: 100%;
}

.list-item {
    width: calc(25% - 16px);
    height: 292px;
    position: relative;
    margin-bottom: 50px;
    padding-bottom: 10px;
    margin-right: 20px;
}
.list-item:last-child{
    margin-right: 0px;
}

    .list-item:after {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        border: 1px #dadada solid;
        z-index: -1;
    }

.img-box {
    width: 100%;
    height: 218px;
    padding: 25px 5px 0 5px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0;
}

    .img-box img {
        width: auto;
        max-width: 100%;
        height: auto;
        max-height: 100%;
    }

.text-box {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
    padding: 5px;
    font-size: 16px;
    font-weight: normal;
    color: #666;
    height: calc(100% - 218px);
}

.title-chs {
    width: 100%;
    word-wrap: break-word;
    word-break: break-all;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-align: center;
}

.list-item:hover:after {
    border-color: var(--dark-green);
    border-width: 2px;
}

.list-item:hover {
    text-decoration: none
}

.pages {
    display: flex;
    justify-content: space-between;
    align-content: center;
    width: 100%;
    margin-bottom: 50px;
}

.total-page {
    font-size: 1.8rem;
    line-height: 1
}

.page-list {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.page-item {
    width: 44px;
    height: 44px;
    position: relative;
    color: #454545;
    font-size: 1.8rem;
    font-weight: normal;
    margin-left: 10px;
}

    .page-item:first-child {
        margin-left: 0;
    }

.prevpage,
.nextpage {
    font-size: 3.2rem;
}

.page-item:hover:before,
.page-item.on:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 0;
    z-index: -1;
    border-bottom: 23px var(--dark-green) solid;
    border-left: 22px transparent solid;
    border-right: 22px transparent solid;
}

.page-item:hover:after,
.page-item.on:after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 0;
    z-index: -1;
    border-top: 22px var(--dark-green) solid;
    border-left: 22px transparent solid;
    border-right: 22px transparent solid;
}

.page-item:hover,
.page-item.on {
    text-decoration: none;
    color: #fff;
    font-weight: bold;
}


.prolist {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.prolist_item {
    display: flex;
    justify-content: center;
    width: 46%;
    margin-bottom: 50px;
}

.prolist_item_img {
    width: 36%;
    border: 1px#dadada solid;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #fff;
}
.prolist_item_img div{
    display: flex;
    justify-content: center;
    align-items: center;
}
.prolist_item_img img {
    max-height: 90%;
}
.prolist_item_text {
    width: 64%;
    padding: 2rem 0 2rem 2rem;
    position: relative;
    padding-bottom: 6.1rem;
}

    .prolist_item_text h4 {
        font-size: 22px;
        color: #666666;
        font-weight: bold;
        margin-bottom: 0px;
        line-height: 3rem;
        min-height: 6rem;
    }

    .prolist_item_text p {
        font-size: 18px;
        color: #999999;
        min-height: 120px;
        display: flex;
        line-height: 30px;
        font-weight: 500;
        word-break: break-word;
        margin: 10px 0px;
    }

.preview {
    display: flex;
    justify-content: flex-start;
    position: absolute;
    width: calc(100% - 2rem);
    bottom: 2rem;
}

    .preview a {
        width: calc(50% - 2px);
        border: 1px solid #d3d2d2;
        padding: 8px 0px;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: pointer;
    }

        .preview a:last-child {
            width: calc(50% - 1px);
            border-left: 0px;
        }

        .preview a span {
            font-size: 14px;
            color: #666666;
            margin-left: 10px;
            font-weight: bold;
        }

        .preview a img {
            height: 14px;
            width: auto;
        }

        .preview a .pr_img {
            display: none;
        }

.prolist_item:hover .prolist_item_text p,
.prolist_item:hover .prolist_item_text h4 {
    color: #629023;
}

.preview a:hover {
    background: #629023;
}

    .preview a:hover img {
        display: none;
    }

    .preview a:hover .pr_img {
        display: block;
    }

    .preview a:hover span {
        color: #fff;
    }

.kecheng-list {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.kecheng-block {
    width: calc(20% - 10px);
    margin-right: 12px;
}

    .kecheng-block:last-child {
        margin-right: 0px;
    }

.kecheng-img-box {
    position: relative;
    height: 399px;
    margin-bottom: 2rem;
}

.cover-box {
    position: relative;
    z-index: 0;
    width: 100%;
    height: 100%;
}

    .cover-box video {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 1;
        object-fit: contain;
    }

.iconbox {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.box-content {
    width: 100%;
    height: 100%;
}

.kecheng-text-box {
    color: #454545;
    font-size: 14px;
    line-height: 1;
    font-weight: normal;
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.qita-box ul li {
    border-bottom: 1px solid #d3d2d2;
    margin-bottom: 30px;
}

    .qita-box ul li a h4 {
        font-size: 24px;
        color: #037097;
        margin-bottom: 10px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .qita-box ul li a p {
        font-size: 18px;
        color: #666666;
        margin-bottom: 10px;
        font-weight: 500;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }


@media screen and (max-width:1024px) {
    .w1200 {
        padding: 0px 1rem;
    }

    main.content {
        padding-top: 6rem;
    }

    .product {
        padding: 0 5%;
    }

        .product .right-content .prolist .list .list-item {
            width: calc(33% - 16px);
        }
        .product .right-content .prolist .list .list-item:nth-of-type(3){
            margin-right: 0px;
        } 
    .total-page {
        display: none;
    }

    .pages {
        justify-content: center;
    }

    .product {
        padding: 0px;
    }

    .prolist_item_text h4 {
        font-size: 20px;
    }

    .kecheng-block {
        width: calc(33% - 10px);
        margin-bottom: 20px;
    }

    .pr_box .pr_title {
        font-size: 3.2rem;
    }
    .prolist_item_text p {
        font-size: 16px;
        min-height: 90px;
    }
}



@media screen and (max-width:850px) {
    .product .sidebar {
        display: none;
    }

    .product .right-content {
        width: 100%;
    }

    .search {
        padding: 5px 20px;
    }

        .search input {
            font-size: 16px;
        }

    .result {
        margin-top: 30px;
    }

        .result h2 {
            font-size: 24px;
            margin-bottom: 10px;
        }

        .result p {
            font-size: 16px;
        }

    .column {
        padding-top: 20px;
        padding-bottom: 4rem;
    }

        .column ul li {
            width: 33.33%;
        }

    .pr_box .pr_title {
        font-size: 3rem;
    }

    .prolist_item {
        width: 100%;
        margin-bottom: 20px;
    }


    .prolist_item_text h4 {
        font-size: 18px;
        margin-top: 10px;
    }

    .prolist_item_img {
      width: 45%;
    }

    .prolist_item_text {
        width: 55%;
        padding: 1rem 0 1rem  1rem;
        padding-bottom: 5rem;
    }

    .prolist_item img {
        width: auto;
        height: 90%;
    }

    .kecheng-img-box {
        height: 290px;
    }

    .kecheng-block {
        width: calc(50% - 10px);
        margin-right: 20px;
    }

        .kecheng-block:nth-child(2n) {
            margin-right: 0px;
        }

    .qita-box ul li a h4 {
        font-size: 20px;
    }

    .qita-box ul li a p {
        font-size: 16px;
    }
    .preview {
        width: calc(100% - 1rem);
        bottom: 1rem;
    }
    .prolist_item_text p {
        font-size: 14px;
    }
}



@media screen and (max-width:639px) {
    .product .right-content .prolist .list .list-item {
        width: calc(50% - 16px);
        margin-bottom: 30px;
    }
    .product .right-content .prolist .list .list-item:nth-of-type(2){
    margin-right: 0px;
    }
    .product .right-content .prolist .list .list-item:nth-of-type(3){
        margin-right: 15px;
    } 
    .column ul li {
        width: 50%;
    }
}

@media only screen and (max-width: 479px) {
    .product {
        margin-top: 0;
    }

        .product .right-content .prolist .list .list-item {
            height: auto;
            margin-bottom: 15px;
        }

            .product .right-content .prolist .list .list-item .img-box {
                height: 134px;
            }

            .product .right-content .prolist .list .list-item .text-box {
                height: calc(100% - 134px);
                font-size: 1.5rem;
            }

        .product .right-content .pages {
            justify-content: center;
            flex-direction: column;
        }

            .product .right-content .pages .total-page {
                font-size: 1.6rem;
                text-align: center;
                margin-bottom: 2rem;
            }

            .product .right-content .pages .page-list {
                justify-content: center;
            }

        .product .right-content .page-list .page-item {
            width: 34px;
            height: 34px;
            font-size: 1.6rem;
        }

        .product .right-content .page-list .prevpage, .product .right-content .page-list .nextpage {
            font-size: 2.2rem;
        }

        .product .right-content .page-list .page-item:hover:before, .product .right-content .page-list .page-item.on:before,
        .product .right-content .page-list .page-item:hover:after, .product .right-content .page-list .page-item.on:after {
            border-width: 17px;
        }
}