body {
    background: #F7FCFF;
}

.main .item-title {
    color: #333;
    font-size: 36px;
    font-weight: 300;
    line-height: 36px;
    padding-bottom: 32px;
}

.main .top {
    width: 1200px;
    border-radius: 10px;
    overflow: hidden;
    margin: 0 auto;
    padding-top: 33px;
    margin-bottom: 100px;
}

.main .top img {
    width: 1200px;
    height: auto;
}

.main .top .mb-info {
    display: none;
}

.main .top > div {
    height: 4.5rem;
    overflow: hidden;
    position: relative;
}

.main .top > div a {
    position: absolute;
    top: -5rem;
    -webkit-transition: left 500ms;
    -o-transition: left 500ms;
    transition: left 500ms;
}

.main .top > div .index-icon {
    height: 0.1rem;
    position: absolute;
    bottom: 0.18rem;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
}

.main .top > div .index-icon div {
    background: #fff;
    width: 0.1rem;
    height: 0.1rem;
    margin: 0 0.09rem;
    border-radius: 0.1rem;
}

.main .top > div .index-icon .selected {
    background: #5F74FF;
}

.main .top .clear-transition {
    -webkit-transition: left 0;
    -o-transition: left 0;
    transition: left 0;
}

.main .top .go-active {
    top: 0;
    left: 0;
}

.main .top .go-left {
    left: -100%;
}

.main .top .go-right {
    left: 100%;
}

.main .top .go-next {
    top: 0;
    left: 100%;
}

.main .top .go-prev {
    top: 0;
    left: -100%;
}

.main .use-activities {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 100px;
}

.main .use-activities .activities li {
    width: 1200px;
    height: 232px;
    background: url('../images/use-activity-bg.png') no-repeat left top / cover;
    color: #fff;
}

.main .use-activities .activities li .left {
    float: left;
    margin-left: 50px;
}

.main .use-activities .activities li .left .a-title {
    padding-top: 32px;
    font-size: 42px;
    line-height: 55px;
    height: 110px;
    font-weight: 500;
}

.main .use-activities .activities li .left .a-info {
    padding-top: 39px;
    font-size: 16px;
    line-height: 16px;
}

.main .use-activities .activities li .left .a-info .sponsor {
    float: left;
}

.main .use-activities .activities li .left .a-info .addr {
    float: left;
    margin-left: 72px;
}

.main .use-activities .activities li .left .a-info .date {
    float: right;
}

.main .use-activities .activities li .right {
    float: right;
    width: 406px;
    text-align: center;
}

.main .use-activities .activities li .right .level {
    font-size: 66px;
    line-height: 66px;
    font-weight: 600;
    padding-top: 39px;
    padding-bottom: 26px;
}

.main .use-activities .activities li .right .name {
    font-size: 20px;
    line-height: 20px;
}

.main .use-activities .activities li .right .company {
    font-size: 16px;
    line-height: 20px;
    padding-top: 11px;
}

.main .desp {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 84px;
}

.main .desp .cont p {
    font-size: 16px;
    line-height: 32px;
    font-weight: 300;
    color: #666;
    margin-bottom: 16px;
}

.main .desp .old-show .list-box {
    width: 1200px;
    overflow: hidden;
    height: 400px;
    position: relative;
}

.main .desp .old-show .list-box ul {
    width: 1200px;
    position: relative;
}

.main .desp .old-show .list-box ul li {
    -webkit-transition: left 500ms;
    -o-transition: left 500ms;
    transition: left 500ms;
    position: absolute;
    top: -400px;
}

.main .desp .old-show .list-box ul li img {
    width: 1200px;
    height: 321px;
    border-radius: 0.1rem;
}

.main .desp .old-show .list-box ul li .a-title {
    font-size: 14px;
    line-height: 16px;
    color: #999999;
    padding-top: 8px;
    text-align: center;
}

.main .desp .old-show .list-box ul .clear-transition {
    -webkit-transition: left 0;
    -o-transition: left 0;
    transition: left 0;
}

.main .desp .old-show .list-box ul .go-active {
    top: 0;
    left: 0;
}

.main .desp .old-show .list-box ul .go-left {
    left: -100%;
}

.main .desp .old-show .list-box ul .go-right {
    left: 100%;
}

.main .desp .old-show .list-box ul .go-next {
    top: 0;
    left: 100%;
}

.main .desp .old-show .list-box ul .go-prev {
    top: 0;
    left: -100%;
}

.main .desp .old-show .list-box .left,
.main .desp .old-show .list-box .right {
    width: 40px;
    height: 40px;
    position: absolute;
    left: 14px;
    top: 140px;
    border-radius: 100%;
    cursor: pointer;
    background: url('../images/left-icon.png') no-repeat center center / 16px auto, rgba(255, 255, 255, 0.4);
    z-index: 3;
}

.main .desp .old-show .list-box .right {
    left: auto;
    right: 14px;
    -webkit-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    transform: rotate(180deg);
}

.main .desp .r-title {
    font-size: 16px;
    line-height: 16px;
    color: #666;
    border-bottom: 1px solid #E3E9FF;
    padding-bottom: 6px;
    text-align: left;
    font-weight: 300;
    padding-top: 20px;
    margin-bottom: 16px;
}

.main .desp .coop ul {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
}

.main .desp .coop ul li img {
    height: 0.6rem;
}

.main .old {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 100px;
}

.main .old .old-nav {
    display: flex;
}

.main .old .old-nav .old-nav-item {
    font-size: 20px;
    color: #999999;
    line-height: 48px;
    margin-right: 35px;
    margin-bottom: 23px;
    cursor: pointer;
}

.main .old .old-nav .selected {
    font-size: 26px;
    color: #333333;
    border-bottom: 6px solid #00CCFF;
}

.main .old .cont li {
    width: 273px;
    height: 2.4rem;
    border-radius: 20px;
    overflow: hidden;
    background: #fff;
    float: left;
    -webkit-box-shadow: 0 20px 30px rgba(95, 116, 255, 0.12);
    box-shadow: 0 20px 30px rgba(95, 116, 255, 0.12);
    margin-right: 0.35rem;
    margin-bottom: 0.4rem;
}

.main .old .cont li a {
    position: relative;
    height: 2.4rem;
    display: block;
}

.main .old .cont li a .pic {
    position: absolute;
}

.main .old .cont li a .pic img {
    width: 272px;
    height: auto;
}

.main .old .cont li a .info {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
}

.main .old .cont li a .info .title {
    font-weight: 500;
    color: #333333;
    font-size: 16px;
    width: 249px;
    margin: 0 auto;
    line-height: 22px;
    padding-top: 12px;
    padding-bottom: 18px;
}

.main .old .cont li a .info .about {
    width: 249px;
    margin: 0 auto;
    font-size: 12px;
    color: #999;
    overflow: hidden;
    padding-bottom: 18px;
}

.main .old .cont li a .info .about .date {
    float: left;
    background: url('../images/time-icon.png') no-repeat left center / 14px;
    text-indent: 18px;
}

.main .old .cont li a .info .about .addr {
    float: right;
    background: url('../images/addr-icon.png') no-repeat left center / 13px 16px;
    text-indent: 17px;
}

.main .old .cont li:nth-child(4n) {
    margin-right: 0;
}

@media screen and (max-width: 960px) {
    .main {
        width: 3.75rem;
        overflow: hidden;
    }

    .main .item-title {
        font-size: 0.16rem;
        line-height: 0.16rem;
        font-weight: 500;
        padding-bottom: 0.08rem;
    }

    .main .top {
        width: 3.35rem;
        margin: 0 auto 0.5rem;
        padding-top: 0.16rem;
        border-radius: 0;
    }

    .main .top img {
        width: 3.35rem;
    }

    .main .top > div {
        height: 2.75rem;
    }

    .main .top > div .index-icon {
        bottom: 0;
    }

    .main .top > div .index-icon div {
        background: #E1E1E1;
    }

    .main .top .mb-info {
        display: block;
    }

    .main .top .mb-info .title {
        font-size: 0.18rem;
        line-height: 0.18rem;
        color: #333333;
        padding: 0.08rem 0 0.14rem;
        font-weight: 500;
    }

    .main .top .mb-info .info {
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: justify;
        -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
        justify-content: space-between;
        -webkit-box-align: center;
        -webkit-align-items: center;
        -ms-flex-align: center;
        align-items: center;
        font-size: 0.12rem;
        line-height: 0.12rem;
        color: #999;
    }

    .main .top .mb-info .info .date {
        background: url('../images/time-icon.png') no-repeat left center / 0.12rem;
        text-indent: 0.2rem;
    }

    .main .top .mb-info .info .addr {
        background: url('../images/addr-icon.png') no-repeat left center / 0.11rem 0.13rem;
        text-indent: 0.19rem;
    }

    .main .use-activities {
        width: 3.35rem;
        margin: 0 auto;
        margin-bottom: 0.5rem;
    }

    .main .use-activities .activities li {
        width: 3.35rem;
        height: 1.07rem;
        background: url('../images/mb-use-activity-bg.png') no-repeat left top / 3.35rem auto;
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: justify;
        -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
        justify-content: space-between;
    }

    .main .use-activities .activities li .left {
        float: none;
        margin-left: 0.12rem;
        width: 2rem !important;
    }

    .main .use-activities .activities li .left .a-title {
        font-size: 0.18rem;
        line-height: 0.22rem;
        height: 0.44rem;
        padding: 0.08rem 0 0.12rem;
    }

    .main .use-activities .activities li .left .a-info {
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
        -webkit-box-pack: justify;
        -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
        justify-content: space-between;
        font-size: 0.1rem;
        line-height: 0.16rem;
        padding: 0;
    }

    .main .use-activities .activities li .left .a-info .sponsor {
        margin-right: 0.2rem;
        margin-bottom: 0.03rem;
    }

    .main .use-activities .activities li .left .a-info .addr {
        margin: 0;
    }

    .main .use-activities .activities li .right {
        width: 1.14rem;
    }

    .main .use-activities .activities li .right .level {
        font-size: 0.3rem;
        padding-top: 0.11rem;
        padding-bottom: 0.15rem;
        line-height: 0.3rem;
    }

    .main .use-activities .activities li .right .name {
        font-size: 0.16rem;
        line-height: 0.16rem;
    }

    .main .use-activities .activities li .right .company {
        font-size: 0.12rem;
        line-height: 0.12rem;
    }

    .main .old {
        width: 3.35rem;
        margin: 0 auto;
        /*margin-bottom: 0.4rem;*/
    }

    .main .old-nav-wrapper {
        overflow: scroll;
        position: relative;
        width: 100vw;
        height: .48rem;
        scrollbar-width: none; /* Firefox 专用：隐藏滚动条 */
        -ms-overflow-style: none; /* IE/Edge 旧版：隐藏滚动条 */
        margin-bottom: .1rem;
    }

    .main .old-nav-wrapper::-webkit-scrollbar {
        display: none; /* 直接隐藏滚动条元素 */
    }

    .main .old .old-nav {
        height: .48rem;
        overflow: hidden;
        display: flex;
        position: absolute;
        left: 0;
        top: 0;
        justify-content: center;
        width: auto;
        min-width: 100vw;
    }

    .main .old .old-nav .old-nav-item {
        font-size: .15rem;
        margin-right: .2rem;
        white-space: nowrap;
        line-height: .48rem;
        margin-bottom: 0;
        /*padding: 0 .1rem;*/
    }

    .main .old .old-nav .selected {
        border-bottom: .04rem solid #00ccff;
        font-size: .2rem;
    }

    .main .old .cont li {
        width: 3.35rem;
        height: auto;
        border-radius: 0;
        background: transparent;
        -webkit-box-shadow: none;
        box-shadow: none;
        margin-bottom: 0.2rem;
    }

    .main .old .cont li a {
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: justify;
        -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
        justify-content: space-between;
        width: 3.35rem;
        height: auto;
        background: transparent;
        -webkit-box-align: center;
        -webkit-align-items: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .main .old .cont li a .pic {
        position: relative;
        float: none;
        width: 1.51rem;
        height: 0.91rem;
        border-radius: 0.1rem;
        overflow: hidden;
    }

    .main .old .cont li a .pic img {
        width: 1.51rem;
        border-radius: 0.1rem;
    }

    .main .old .cont li a .info {
        position: relative;
        width: 1.76rem;
        background: transparent;
    }

    .main .old .cont li a .info .title {
        height: 0.4rem;
        line-height: 0.2rem;
        font-size: 0.16rem;
        width: 1.76rem;
    }

    .main .old .cont li a .info .about {
        width: 1.76rem;
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: justify;
        -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
        justify-content: space-between;
        line-height: 0.12rem;
        font-size: 0.12rem;
    }

    .main .old .cont li a .info .about .date {
        background-size: 0.12rem;
        text-indent: 0.2rem;
    }

    .main .old .cont li a .info .about .addr {
        background-size: 0.11rem 0.13rem;
        text-indent: 0.19rem;
    }

    .main .old .r-title {
        font-size: 0.14rem;
        line-height: 0.14rem;
        width: 3.35rem;
        border-bottom-width: 0.01rem;
    }

    .main .desp {
        width: 3.35rem;
    }

    .main .desp .cont p {
        font-size: 0.16rem;
        line-height: 0.27rem;
    }

    .main .desp .old-show .list-box {
        width: 3.35rem;
        height: 1.2rem;
    }

    .main .desp .old-show .list-box .old-show-ul {
        width: 3.35rem;
    }

    .main .desp .old-show .list-box .old-show-ul li img {
        width: 3.35rem;
        height: 0.9rem;
    }

    .main .desp .old-show .list-box .old-show-ul li .a-title {
        font-size: 0.12rem;
        line-height: 0.12rem;
    }

    .main .desp .old-show .list-box .left,
    .main .desp .old-show .list-box .right {
        width: 0.4rem;
        height: 0.4rem;
        background-size: 0.16rem;
        top: 0.25rem;
    }

    .main .desp .coop {
        width: 3.35rem;
    }

    .main .desp .coop ul {
        display: flex;
        flex-wrap: wrap;
    }

    .main .desp .coop ul li {
        margin-bottom: 0.2rem;
    }

    .main .desp .coop ul li img {
        height: 0.4rem;
    }
}