[class^='mod'] {
    top: 150px;
}

.c-container {
    width: 1200px;
    margin: 0 auto;
}

/* Help and Support 帮助中心*/

.h-help {
    height: 600px;
    background: url(../images/advantage_bg.jpg) no-repeat center center;
    background-size: cover;
}

.help-item {
    width: 100%;
    display: inline-block;
    margin: 80px 0;
}

.c-container .hide {
    display: inline-block;
}

.item-box {
    width: 370px;
    height: auto;
    /* background-color: #303740; */
    margin-right: 45px;
    float: left;
}

.item-box:last-child {
    margin-right: 0;
}

.box-title {
    width: 100%;
    height: 100px;
    background-color: #303740;
    display: flex;
    align-items: center;
}

.box-title img {
    height: 72px;
    margin: 0 20px;
}

.box-title h4 {
    font-size: 24px;
    font-weight: bold;
    color: #fff;
}

.item-box ul {
    background-color: #303740;
    padding-bottom: 20px;
    min-height: 220px;
}

.item-box ul li {
    height: 50px;
    line-height: 50px;
    padding: 0 20px;
    color: #fff;
    list-style-type: square;
    list-style-position: inside;
    -webkit-transition: all 0.5s ease;
    transition: all 0.5s ease;
}

.item-box ul li:hover {
    padding-left: 40px;
    background-color: #FF4C15;
    -webkit-transition: all 0.5s ease;
    transition: all 0.5s ease;
}

.item-box ul li a {
    width: auto;
}

.box-more1 {
    height: 42px;
    line-height: 42px;
    color: #FF4C15;
    background-color: #303740;
    border-bottom: 2px solid #FF4C15;
    margin-top: 20px;
    padding: 0 20px;
}

.box-more2 {
    height: 42px;
    line-height: 42px;
    color: #4DBB88;
    background-color: #303740;
    border-bottom: 2px solid #4DBB88;
    margin-top: 20px;
    padding: 0 20px;
}

.box-more3 {
    height: 42px;
    line-height: 42px;
    color: #FF4C15;
    background-color: #303740;
    border-bottom: 2px solid #FF4C15;
    margin-top: 20px;
    padding: 0 20px;
}


/* TNCI NEWS 新闻中心 */

.n-container {
    width: 1200px;
    margin: 0 auto;
}

.n-news {
    width: 100%;
    min-height: 600px;
    background-color: #1f2329;
    padding: 60px 0;
    display: inline-flex;
}

.news-screen {
    width: 310px;
    /* height: 700px; */
    background-color: #303740;
    padding: 20px;
    border-top: 2px solid #FF4C15;
    float: left;
    position: relative;
}

.news-screen::after {
    content: "SEARCH";
    font-size: 30px;
    position: absolute;
    top: 20px;
    right: 20px;
    color: #fff;
    opacity: 0.1;
}

.news-screen .screen-title {
    height: 40px;
    line-height: 40px;
    font-size: 24px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 20px;
}

.screen-search {
    position: relative;
}

.news-screen input {
    width: 100%;
    height: 36px;
    border: 1px solid #46505d;
    box-sizing: border-box;
    padding: 0 60px 0 10px;
    color: #fff;
    caret-color: #FF4C15;
    background-color: #1f2329;
    margin-bottom: 20px;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.news-screen input:hover,
.news-screen input:focus {
    border-color: #FF4C15;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

::-webkit-input-placeholder {
    /* WebKit, Blink, Edge */
    color: #999;
}

:-moz-placeholder {
    /* Mozilla Firefox 4 to 18 */
    color: #999;
}

::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    color: #999;
}

:-ms-input-placeholder {
    /* Internet Explorer 10-11 */
    color: #999;
}

.news-screen button {
    width: 60px;
    height: 36px;
    position: absolute;
    top: 0;
    right: 0;
    border: 0;
    background-color: rgba(255, 76, 21, 0.7);
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    -webkit-transition: all 0.1s ease;
    transition: all 0.1s ease;
}

.news-screen button:hover,
.news-screen button:active {
    background-color: #FF4C15;
    -webkit-transition: all 0.1s ease;
    transition: all 0.1s ease;
}

.screen-num {
    font-size: 13px;
    text-align: center;
    color: #aaa;
}

.news-list {
    width: calc(100% - 360px);
    float: right;
    border-top: 2px solid #FF4C15;
}

.news-item {
    height: 180px;
    padding: 20px;
    border-bottom: 1px solid #303740;
    background-color: rgba(48, 55, 64, 0.3);
    cursor: pointer;
    position: relative;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.news-item:nth-child(2n) {
    background-color: rgba(48, 55, 64, 0.15);
}

.news-item:last-child {
    border: 0;
}

.news-item::after {
    content: "";
    width: 2px;
    height: 0;
    background-color: #FF4C15;
    position: absolute;
    top: 50%;
    left: 0;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.news-item:hover {
    background-color: #303740;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.news-item:hover:after {
    height: 100%;
    top: 0;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.news-item img {
    width: 140px;
    height: 140px;
    float: right;
}

.news-title {
    width: calc(100% - 180px);
    float: left;
}

.news-title h1 {
    line-height: 27px;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 5px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news-title span {
    color: #aaa;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.news-time {
    position: absolute;
    bottom: 15px;
    left: 20px;
    font-size: 13px;
    color: #aaa;
}

/* 新闻详情 */
.a-case {
    min-height: 600px;
    background-color: #1f2329;
    padding: 80px 0;
}

.applet-content {
    width: 1000px;
    margin: 0 auto;
    padding: 30px;
    background-color: #fff;
}


.applet-content img {
    width: 100% !important;
    height: auto !important;
}

/* TNCI ABOUT */

.a-about {
    width: 100%;
    /* height: 300px; */
    background-color: #FFFFFF;
}

.overview {
    /* width: 100%; */
    height: auto;
    padding: 20px 0;
}   

.overview .o-title {
    width: 100%;
    height: 80px;
    line-height: 80px;
    color: #ff6333;
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    position: relative;
}

.overview .o-title::before {
    content: "OVERVIEW";
    font-size: 60px;
    color: #ff6333;
    opacity: .1;
    position: absolute;
    top: 70%;
    right: 50%;
    transform: translate(50%, -50%);
}

.overview .o-title::after {
    content: "文旅数智先行 服务卓越永恒";
    font-size: 18px;
    color: #303133;
    font-weight: normal;
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translate(-50%, 0);
}

.overview .o-content {
    /* height: 500px; */
    padding: 40px 0;
    display: flex;
}

.overview .o-content .o-img {
    width: 400px;
    height: 300px;
    /* border: 1px solid #FF4C15; */
    overflow: hidden;
    position: relative;
}

.overview .o-content .o-img img {
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.overview .o-content .o-text {
    width: 70%;
    margin-left: 80px;
    /* color: #fff; */
}

.overview .o-content .o-text h1 {
    line-height: 40px;
    margin-bottom: 10px;
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    color: #303133;
}

.overview .o-content .o-text h3 {
    height: 40px;
    line-height: 40px;
    font-size: 14px;
    font-weight: bold;
    text-align: left;
    padding-left: 20px;
    position: relative;
    color: #303133;
}

.overview .o-content .o-text h3::before {
    position: absolute;
    top: 50%;
    left: 0px;
    transform: translate(0, -50%);
    content: "";
    width: 12px;
    height: 12px;
    background-color: transparent;
    border: 3px solid #ff6333;
    border-radius: 20px;
    box-sizing: border-box;
}

.overview .o-content .o-text .text-box {

    border: 0.5px dashed #E1E1E1;
    padding: 7px 10px;
    margin-bottom: 10px;
}

.overview .o-content .o-text .text-box p {

    text-indent: unset;
    margin-bottom: 0;
    position: relative;
    padding-left: 20px;
    color: #606266;

}

.overview .o-content .o-text .text-box p::before {
    content: "";
    width: 10px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #ff6333);
    position: absolute;
    top: 50%;
    left: 0;
    transform: translate(0, -50%);

}

.overview .o-content .o-text span {
    font-size: 13px;
    display: block;
    text-align: center;
    padding-bottom: 15px;
    color: #909399;
}

.overview .o-content .o-text p {
    font-size: 14px;
    text-indent: 28px;
    line-height: 2;
    margin-bottom: 10px;
    color: #606266;
}

/* 天时亮点 HightLight */
.highlight {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 20px;
}

.highlight .light-list {
    width: 100%;
    display: flex;
    flex-direction: row;
    gap: 20px;
}

.highlight .light-list .item {
    width: 100%;
    background: rgba(255, 76, 21, 0.05);
    padding: 20px 10px;
    display: flex;
    gap: 10px;
    text-align: center;
    flex-direction: column;
}


.highlight .light-list .item p {
    font-size: 30px;
    font-weight: normal;
    line-height: normal;
    text-align: center;
    letter-spacing: 0em;
    color: #FF4C15;
    font-weight: bold;
}

.highlight .light-list .item i {
    font-size: 20px;
}

/* 时间线 */
.timeline {
    /* width: 100%; */
    height: auto;
    padding: 20px 0;
    background: linear-gradient(180deg, #F8F9FB 0%, #FFFFFF 100%);
}

.timeline .l-title {
    width: 100%;
    height: 80px;
    line-height: 80px;
    color: #ff6333;
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    position: relative;
}

.timeline .l-title::before {
    content: "LINETIME";
    font-size: 60px;
    color: #ff6333;
    opacity: .1;
    position: absolute;
    top: 70%;
    right: 50%;
    transform: translate(50%, -50%);
}

.timeline .l-title::after {
    content: "专业引领 专注前行";
    font-size: 18px;
    color: #303133;
    font-weight: normal;
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translate(-50%, 0);
}

.timelinetext {
    font-size: 30px;
    font-weight: bold;
    line-height: normal;
    letter-spacing: 0em;
    color: #303133;
    margin: 40px 0;
}

.timelineContainer {
    width: 1140px;
    margin: 0 auto;
    border-left: 3px solid #e1e1e1;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.timelineToggle {
    width: 100%;
    text-align: right;
}

.timelineMajorMarker {
    display: flex;
    align-items: center;
}

.timelineMajorMarker .mline {
    width: 40px;
    height: 3px;
    background-color: #e1e1e1;
}

.timelineMajorMarker span{
    padding: 10px 25px;
    background-color: #f2f3f9;
    font-weight: bold;
}

.timelineMajor .active span {
    background-color: #FDEBE5;
    color: #FF4C15;
}

.timelineMajor .active .mline {
    background-color: #FF4C15;
}

.timelineMinor {
    margin-top: 20px;
}

.timelineMinor dt{
    display: flex;
    align-items: center;
    gap: 10px;
}

.timelineMinor dt .nline {
    width: 30px;
    height: 2px;
    background-color: #e1e1e1;
} 

.timelineMinor dt .open {
    color: #FF4C15;
} 

.timelineEvent {
    padding: 20px 40px 0px;
}



/* 各个页面banner */

.s-banner {
    height: 540px;
    background: url(../images/banner_solution.jpg) no-repeat center center;
    background-size: cover;
    position: relative;
}

.h-banner {
    height: 540px;
    background: url(../images/banner_help.jpg) no-repeat center center;
    background-size: cover;
    position: relative;
}

.n-banner {
    height: 540px;
    background: url(../images/banner_news.jpg) no-repeat center center;
    background-size: cover;
    position: relative;
}

/* 文字水印 */

.s-banner::after {
    content: "SOLUTION";
    color: #fff;
    opacity: .2;
    font-size: 60px;
    font-weight: bold;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.c-banner::after {
    content: "CUSTOMER CASE";
    color: #fff;
    opacity: .2;
    font-size: 60px;
    font-weight: bold;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.h-banner::after {
    content: "HELP & SUPPORT";
    color: #fff;
    opacity: .2;
    font-size: 60px;
    font-weight: bold;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.us-banner::after {
    content: "CONTACT US";
    color: #fff;
    opacity: .2;
    font-size: 60px;
    font-weight: bold;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.n-banner::after {
    content: "TNCI NEWS";
    color: #fff;
    opacity: .2;
    font-size: 60px;
    font-weight: bold;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* 解决方案新增硬件入口 */
.hardware-list {
    display: flex;
}

/*  */

@media screen and (min-width:992px) and (max-width: 1260px) {
    .c-container {
        width: 100%;
        margin-right: 3%;
    }

    .c-container .map-left {
        width: 100%;
        margin-right: 0;
        padding: 0 20px;
    }

    .c-container .map-left:first-child {
        margin-bottom: 40px;
    }

    .item-box {
        width: 30%;
    }

    /* 新闻列表适配样式 */
    .n-container {
        width: 100%;
        padding: 0 30px;
    }

    .news-screen {
        width: 100%;
        margin-bottom: 50px;
    }

    .news-list {
        width: 100%;
    }

    .a-case {
        padding: 30px 0;
    }

    .applet-content {
        width: calc(100% - 60px);
        padding: 10px 30px;
    }
}

@media screen and (min-width:768px) and (max-width: 992px) {
    .c-container .map-left {
        width: 100%;
        margin-right: 0;
        padding: 0 20px;
    }

    .c-container {
        width: 100%;
    }

    .item-box {
        width: calc(100% - 14px);
        margin: 7px;
        position: relative;
    }

    .c-banner {
        height: 350px;
    }

    .c-case {
        width: 100%;
    }

    .c-container {
        width: 100%;
    }

    .c-screen {
        height: auto;
        line-height: unset;
        border: 0;
    }

    .c-province,
    .c-type {
        width: 100%;
        height: 60px;
        background-color: #21262d;
        border-bottom: 1px solid #303740;
        position: relative;
    }

    .c-province span,
    .c-province .c-btn {
        display: none;
    }

    .c-province::after {
        content: "地区";
        font-size: 18px;
        font-weight: bold;
        color: #fff;
        position: absolute;
        top: 50%;
        left: 20px;
        transform: translate(0, -50%);
    }

    .c-province::before {
        content: "";
        width: 4px;
        height: 60px;
        background-color: #FF4C15;
        position: absolute;
        top: 0;
        left: 0;
    }

    .c-type::after {
        content: "案例展示";
        font-size: 18px;
        font-weight: bold;
        color: #fff;
        position: absolute;
        top: 50%;
        left: 20px;
        transform: translate(0, -50%);
    }

    .c-type::before {
        content: "";
        width: 4px;
        height: 60px;
        background-color: #FF4C15;
        position: absolute;
        top: 0;
        left: 0;
    }

    .c-type ul {
        display: none;
    }

    .c-caselist {
        padding: 120px 5px 20px;
    }

    .c-caselist ul li {
        width: calc(33.3% - 14px);
        margin: 7px;
        height: auto;
    }

    .c-caselist ul li .code-title {
        display: none;
    }

    .c-caselist ul li img {
        padding: 5px;
    }

    .c-caselist ul li:nth-child(5n) {
        width: calc(33.3% - 14px);
        margin: 7px;
        height: auto;
    }

    /* .c-caselist ul li .province {
        width: auto;
        height: 20px;
        line-height: 20px;
        color: #fff;
        font-size: 12px;
        padding: 0 5px;
        position: absolute;
        top: 5px;
        right: 0;
        background-color: #FF4C15;
        border-radius: 5px 0 5px 0;
    } */
    /* 新闻列表适配样式 */
    .n-container {
        width: 100%;
        padding: 0 30px;
    }

    .news-screen {
        width: 100%;
        margin-bottom: 50px;
    }

    .news-list {
        width: 100%;
    }

    .a-case {
        padding: 30px 0;
    }

    .applet-content {
        width: calc(100% - 60px);
        padding: 10px 30px;
    }

    .c-type table {
        width: 100%;
        padding: 60px 10px 0;
    }

    .c-type table tbody tr {
        display: flex;
        flex-direction: column;
    }

    .c-type table tbody tr td {
        width: 100%;
        font-size: 14px;
        font-weight: bold;
        line-height: 50px;
    }

    .c-type ul li {
        width: auto;
        height: auto;
        line-height: normal;
        padding: 10px 20px;
        margin-right: 10px;
        margin-bottom: 10px;
        font-size: 12px;
    }

    /* .c-caselist ul li .province {
        width: 100%;
        top: 0;
    } */

}


/* 页面 Mobile适配 */

@media screen and (max-width:768px) {

    /* 客户案例页面*/
    .c-banner {
        height: 350px;
        background: url(../images/mobile/m_case.jpg) no-repeat center center;
        background-size: cover;
    }

    .c-case {
        width: 100%;
        display: none;
    }

    .c-container {
        width: 100%;
    }

    .c-screen {
        height: auto;
        line-height: unset;
        border: 0;
    }

    .c-province,
    .c-type {
        width: 100%;
        height: 60px;
        margin: 0 !important;
        background-color: #21262d;
        border-bottom: 1px solid #303740;
        position: relative;
    }

    .c-province span,
    .c-province .c-btn {
        display: none;
    }

    .c-province::after {
        content: "地区";
        font-size: 18px;
        font-weight: bold;
        color: #fff;
        position: absolute;
        top: 50%;
        left: 20px;
        transform: translate(0, -50%);
    }

    .c-province::before {
        content: "";
        width: 4px;
        height: 60px;
        background-color: #FF4C15;
        position: absolute;
        top: 0;
        left: 0;
    }

    .c-type::after {
        content: "案例展示";
        font-size: 18px;
        font-weight: bold;
        color: #fff;
        position: absolute;
        top: 50%;
        left: 20px;
        transform: translate(0, -50%);
    }

    .c-type::before {
        content: "";
        width: 4px;
        height: 60px;
        background-color: #FF4C15;
        position: absolute;
        top: 0;
        left: 0;
    }

    .c-type ul {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .c-caselist {
        padding: 140px 5px 10px;
    }

    .c-caselist .caselist-tips {
        margin-bottom: 20px;
    }

    .c-caselist ul li {
        width: calc(33.3% - 14px);
        margin: 7px;
        height: auto;
    }

    .c-caselist ul li .code-title {
        display: none;
    }

    .c-caselist ul li img {
        padding: 5px;
    }

    .c-caselist ul li:nth-child(5n) {
        width: calc(33.3% - 14px);
        margin: 7px;
        height: auto;
    }

    .c-caselist ul li .province {
        width: 100%;
        height: 20px;
        line-height: 20px;
        color: #fff;
        font-size: 12px;
        padding: 0 5px;
        position: absolute;
        top: 0;
        right: 0;
        background-color: #FF4C15;
        border-radius: 5px 0 5px 0;
    }

    .case-text .case-tag {
        margin-top: 10px !important;
    }

    .h-banner {
        height: 350px;
        background: url(../images/mobile/m_help.jpg) no-repeat center center;
        background-size: cover;
    }

    .h-help {
        height: auto;
    }

    .help-item {
        padding: 7px;
        margin: 0;
        /* display: none; */
    }

    .c-container .hide {
        display: none;
    }

    .item-box {
        width: calc(100% - 14px);
        margin: 7px;
        position: relative;
    }

    .box-title {
        height: 80px;
        line-height: 80px;
    }

    .box-title img {
        height: 50px;
        margin: 0 10px;
    }

    .box-title h4 {
        font-size: 20px;
    }

    .box-more1,
    .box-more2,
    .box-more3 {
        margin: 0;
        border: 0;
        position: absolute;
        top: 15px;
        right: 0;
        opacity: 0.5;
    }

    
    /* 新闻列表适配样式 */
    .n-banner {
        height: 350px;
        background: url(../images/mobile/m_news.jpg) no-repeat center center;
        background-size: cover;
    }

    .n-container {
        width: 100%;
        padding: 0 20px;
    }

    .n-news {
        padding-top: 40px;
    }

    .news-screen {
        width: 100%;
        margin-bottom: 30px;
    }

    .news-list {
        width: 100%;
        padding-top: 30px;
        border-top: 1px solid #303740;
    }

    .news-item {
        height: auto;
        display: flex;
    }

    .news-item img {
        width: 30%;
        height: auto;
        display: none;
    }

    .news-title {
        width: 100%;
    }

    .news-title h1 {
        font-size: 16px;
        line-height: 24px;
    }

    .news-title span {
        font-size: 12px;
        margin-bottom: 20px;
    }

    

    /* 水印文字 */
    .c-banner::after,
    .s-banner::after,
    .h-banner::after,
    .us-banner::after,
    .n-banner::after,
    .a-banner::after {
        font-size: 36px;
        display: none;
    }

    .introduce-text span {
        font-size: 12px;
    }

    /* 新闻详情页 */
    .a-case {
        padding: 0;
    }

    .applet-content {
        width: 100%;
        padding: 20px;
    }

    h3 {
        font-weight: bold;
    }

    span {
        font-size: 14px !important;
    }

    .c-type table {
        width: 100%;
        padding: 60px 10px 0;
    }

    .c-type table tbody tr {
        display: flex;
        flex-direction: column;
    }

    .c-type table tbody tr td {
        width: 100%;
        font-size: 14px;
        font-weight: bold;
        line-height: 50px;
    }

    .c-type ul li {
        width: calc(33.3% - 7px);
        height: auto;
        line-height: normal;
        padding: 10px 0;
        margin-right: 10px;
        margin-bottom: 10px;
        font-size: 12px;
    }

    .c-type ul li:nth-child(3n) {
        margin-right: 0;
    }

    .c-caselist ul li .province {
        width: 100%;
        top: 0;
        display: none;
    }



}

.preview-cot {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(180deg, transparent, rgba(39, 45, 53, 0.9), #262C34);
    display: flex;
    align-items: flex-end;
    padding: 10px;
}

.cot-left {
    width: 60%;
    height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    padding: 0 10px;
}

.cot-left .case-tag {
    font-size: 12px;
    padding: 5px 10px;
    background: #404954;
    /* border: 0.5px solid #404954; */
    width: fit-content;
    font-weight: normal;
}

.cot-right {
    width: 110px;
    height: 110px;
    padding: 10px;
    position: absolute;
    bottom: 10px;
    right: 10px;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.cot-right img {
    width: 100%;
    height: 100%;

}

@media (min-width: 1200px) {

    /* .preview-cot:hover > .cot-right img{
        width: 200px;
        height: 200px;
        position: fixed;
        top: 50px;
        left: 50%;
        border-radius: 10px;
        padding: 15px;
        box-sizing: border-box;
        transform: translate(-50%,0);
        -webkit-transition: all 0.3s ease;
        transition: all 0.3s ease;
        background: rgba(255,255,255,0.1);
        -webkit-backdrop-filter: blur(20px);
        backdrop-filter: blur(20px);
        border: 1px solid transparent;
    } */
    .preview-cot:hover>.cot-right {
        width: 200px;
        height: 200px;
        position: absolute;
        bottom: 100px;
        right: 50%;
        border-radius: 10px;
        padding: 10px;
        box-sizing: border-box;
        transform: translate(50%, 0);
        -webkit-transition: all 0.3s ease;
        transition: all 0.3s ease;
        background: rgba(255, 255, 255, 0.1);
        -webkit-backdrop-filter: blur(20px);
        backdrop-filter: blur(20px);
    }
}

.child_menu .case-list {
    padding: 10px;
    display: flex;
    justify-content: space-around;
}

.child_menu .case-list .case-item {
    width: calc(50% - 20px);
    height: auto;
    margin: 10px 0;
}

.child_menu .case-item:hover {
    transform: scale(1);
    -webkit-transform: scale(1);
    /*兼容-webkit-引擎浏览器*/
    -moz-transform: scale(1);
    /*兼容-moz-引擎浏览器*/
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.child_menu .case-item .case-logo {
    height: auto;
}


.child_menu .cot-left,
.child_menu .cot-right {
    width: 100%;
    text-align: center;
    align-items: center;
}

.child_menu .cot-right {
    width: 80%;
}

.child_menu .preview-cot {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: auto;
    background: linear-gradient(180deg, transparent, rgba(39, 45, 53, 0.9), #262C34);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
}

.child_menu .case-text .case-title span {
    text-align: center;
}

.child_menu .case-text .case-title span::after {
    /* display: none; */
}

.child_menu .case-item .case-text {
    height: auto;
    padding: 20px 0;
}