.internet-banner {
    width: 100%;
    height: 867px;
    position: relative;
}

.internet-banner img.bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.internet-banner .info {
    width: 1300px;
    margin: 0 auto;
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
}

.internet-banner .info .title {
    font-size: 80px;
    font-family: 'FontquanXinYiGuanHeiTi';
}

.internet-banner .info .summary {
    font-size: 30px;
    margin: 10px 0 20px;
}

.internet-banner .info .more a {
    width: 147px;
    height: 53px;
    line-height: 53px;
    background: transparent;
    border: 1px solid #fff;
    font-family: 'FontquanXinYiGuanHeiTi';
    font-size: 16px;
    text-align: center;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
    display: inline-block;
}

.internet_function {
    width: 100%;
    height: 884px;
    background-color: rgb(37, 36, 36);
}

.internet_function .internet_function_box {
    margin: 0 auto;
    width: 1300px;
    padding-top: 60px;
}

.internet_function .internet_function_title {
    font-family: "Microsoft YaHei";
    font-size: 40px;
    text-align: center;
    color: #fff;
    margin-bottom: 10px;
}

.internet_function .internet_function_tab {
    display: flex;
    justify-content: space-between;
    padding: 0 110px;
    border-bottom: 1px solid #434040;
    margin-top: 52px;
}

.internet_function .internet_function_tab li {
    text-align: center;
    padding-bottom: 38px;
    cursor: pointer;
}

.internet_function .internet_function_tab li.active {
    border-bottom: 3px solid #0018ff;
}


.internet_function .internet_function_tab li .internet_tab_img {
    width: 38px;
    height: 38px;
}

.internet_function .internet_function_tab li .internet_tab_name {
    font-family: "Microsoft YaHei";
    font-size: 16px;
    color: #fff;
    margin-top: 16px;
}

.internet_function .internet_function_info {
    margin-top: 56px;
    display: flex;
    justify-content: space-between;
    padding-left: 82px;
    padding-right: 72px;
}

.internet_function .internet_function_info .internet_function_info_text {
    padding-top: 30px;
    font-family: "Microsoft YaHei";
    font-size: 16px;
    line-height: 30px;
    color: #d6d3d3;
    width: 510px;
}

.internet_function .internet_function_info .internet_function_info_img {
    width: 619px;
    height: 378px;
}

.internet_roll {
    position: relative;
    width: 100%;
    height: 1460px;
    background: #000;
}

/* .internet_roll1{
    z-index: 99;
} */

.internet_roll_info {
    position: fixed;
    top: 280px;
    left: 216px;
    z-index: 99;
    display: none;
}

.internet_roll_info .internet_roll_info_title {
    font-family: "Microsoft YaHei";
    font-size: 40px;
    color: #fff;
    margin-bottom: 60px;
}

.internet_roll_info .internet_roll_info_text {
    font-family: "Microsoft YaHei";
    font-size: 16px;
    line-height: 30px;
    color: #d6d3d3;
    width: 510px;
}

.internet_roll_info .internet_roll_info_btn {
    width: 255px;
    height: 52px;
    line-height: 52px;
    border-radius: 26px;
    background: transparent;
    border: 2px solid #416ce3;
    font-family: "Microsoft YaHei";
    font-size: 16px;
    text-align: center;
    color: #fff;
    margin-top: 45px;
}

.internet_roll_info .internet_roll_info_btn .internet_roll_info_btn_img {
    width: 26px;
    height: 16px;
    margin-left: 45px;
}

.internet_roll .internet_roll_img_box {
    position: absolute;
    bottom: 0;
    right: 70px;
    width: 1000px;
    height: 847px;
    border-radius: 20px 20px 0 0;
    background: #201e1e;
    text-align: center;
}

.internet_roll .internet_roll_img_box .internet_roll_img {
    width: 923px;
    height: 670px;
    border-radius: 20px 20px 0 0;
    margin-top: 44px;
}

.internet_advantage {
    width: 100%;
    height: 750px;
    background-color: rgb(37, 36, 36);
}

.internet_advantage_box {
    width: 1300px;
    margin: 0 auto;
}

.internet_advantage .internet_advantage_title {
    font-family: "Microsoft YaHei";
    font-size: 40px;
    text-align: center;
    color: #fff;
    padding-top: 105px;
    padding-bottom: 88px;
}

.internet_advantage .internet_advantage_ul {
    display: flex;
    justify-content: space-between;
}

.internet_advantage .internet_advantage_ul li {
    width: 417px;
}

.internet_advantage_img_box {
    position: relative;
}

.internet_advantage .internet_advantage_ul .internet_advantage_img {
    width: 100%;
    height: 282px;
}

.internet_advantage .internet_advantage_ul .internet_advantage_title {
    position: absolute;
    left: 0;
    bottom: 0;
    width: calc(100% - 30px);
    height: 74px;
    line-height: 74px;
    padding: 0 15px;
    background: linear-gradient(180.00deg, #00000003 0%, #000000f5 100%, #000 100%);
    font-family: "Microsoft YaHei";
    font-size: 20px;
    text-align: left;
    color: #fff;
}

.internet_advantage .internet_advantage_ul .internet_advantage_text {
    font-family: "Microsoft YaHei";
    font-size: 16px;
    color: #fff;
    margin-top: 13px;
}

.internet_scene {
    width: 100%;
    height: 1080px;
    background: #303030;
}

.internet_scene_box {
    width: 1300px;
    margin: 0 auto;
}

.internet_scene .internet_scene_title {
    font-family: "Microsoft YaHei";
    font-size: 40px;
    text-align: center;
    color: #fff;
    padding-top: 116px;
    padding-bottom: 70px;
}


.internet_scene .internet_scene_swiper {
    width: 1300px;
    padding-top: 85px;
}

.internet_scene .internet_scene_swiper .swiper-pagination {
    background: #504848;
}

.internet_scene .internet_scene_swiper .swiper-slide {
    width: 516px;
    height: 510px;
}

.internet_scene .internet_scene_swiper .swiper_img {
    width: 100%;
    height: 340px;
}

.internet_scene .internet_scene_swiper .swiper_title {
    font-family: "Microsoft YaHei";
    font-size: 20px;
    color: #fff;
    margin-top: 20px;
}

.internet_scene .internet_scene_swiper .swiper_text {
    font-family: "Microsoft YaHei";
    font-size: 14px;
    color: #9e9494;
    margin-top: 15px;
    margin-bottom: 32px;
    -webkit-line-clamp: 1;
}


.internet_scene .internet_scene_swiper .swiper_btn {
    width: 211px;
    height: 52px;
    line-height: 52px;
    border-radius: 26px;
    background: transparent;
    border: 2px solid #416ce3;
    font-family: "Microsoft YaHei";
    font-size: 16px;
    text-align: center;
    color: #fff;
}

.internet_scene .internet_scene_swiper .swiper_btn .swiper_btn_img {
    width: 26px;
    height: 16px;
    margin-left: 25px;
}