.usageScenarioBox {
                    padding-top: 100px;
                    /* background-color: red; */
                    /* height: 100px; */
                }
                
                .usageScenarioBox .usageScenarioBox_banner {
                    height: 500px;
                    width: 100%;
                    background-image: url('https://xjw-static.oss-cn-shenzhen.aliyuncs.com/images/website/xjw-official-website/networkImg/sycj_banner.png');
                    /* 背景图片填充方式 */
                    background-size: cover;
                    /* 图片会被缩放以填充整个容器，同时保持其宽高比 */
                    /* 背景图片位置 */
                    background-position: center;
                    /* 图片居中显示 */
                    /* 防止背景图片重复 */
                    background-repeat: no-repeat;
                    box-sizing: border-box;
                    padding: 124px 0 0 188px;
                }
                
                .usageScenarioBox .usageScenarioBox_banner .banner_title {
                    font-family: SourceHanSansCNMedium;
                    font-weight: normal;
                    font-size: 70px;
                    color: #FFFFFF;
                }
                
                .usageScenarioBox .usageScenarioBox_banner .banner_subhead {
                    font-family: SourceHanSansCNMedium;
                    font-weight: 500;
                    font-size: 40px;
                    color: #FFFFFF;
                }
                
                .usageScenarioBox .usageScenario_xssycj {
                    background-color: #f9fafb;
                    height: 1042px;
                }
                
                .usageScenarioBox .usageScenario_qxdsycj {
                    background-color: #fff;
                    height: 926px;
                }
                
                .usageScenarioBox .usageScenario_qcjsy {
                    background-color: #f9fafb;
                    height: 1842px;
                }
                
                .usageScenarioBox .usageScenario_item {
                    width: 100%;
                    display: flex;
                    flex-direction: column;
                    align-items: center;
                }
                
                .usageScenarioBox .usageScenario_item .titleBox {
                    width: 100%;
                    height: 200px;
                    /* background-color: red; */
                    display: flex;
                    flex-direction: column;
                    justify-content: flex-end;
                    align-items: center;
                }
                
                .usageScenarioBox .usageScenario_item .titleBox .titleBox_title {
                    font-family: SourceHanSansCNMedium;
                    font-weight: 600;
                    font-size: 28px;
                    color: #1A1A1C;
                }
                
                .usageScenarioBox .usageScenario_item .titleBox .titleBox_subhead {
                    font-family: SourceHanSansCNMedium;
                    font-weight: 400;
                    font-size: 20px;
                    color: #9B9B9B;
                    margin-top: 8px;
                    letter-spacing: 1px;
                }
                
                .usageScenarioBox .usageScenario_item .titleBox .titleBox_wire {
                    width: 54px;
                    height: 5px;
                    background: #1C55C8;
                    margin-top: 31px;
                }
                
                .usageScenario_xssycj_body {
                    margin-top: 75px;
                    height: 593px;
                    width: 1218px;
                    /* background-color: red; */
                }
                
                .usageScenario_xssycj_body video {
                    width: 100%;
                    height: 100%;
                }
                
                .usageScenario_qxdsycj_body {
                    margin-top: 70px;
                    width: 1342px;
                    height: 441px;
                    /* background-color: red; */
                    display: flex;
                }
                
                .usageScenario_qxdsycj_body .qxdsycj_body_item {
                    height: 100%;
                    transition: all 0.3s;
                    margin-right: 31px;
                    position: relative;
                }
                
                .usageScenario_qxdsycj_body .qxdsycj01 {
                    background-image: url('https://xjw-static.oss-cn-shenzhen.aliyuncs.com/images/website/xjw-official-website/networkImg/qxdsycj_item01.png');
                    /* 背景图片填充方式 */
                    background-size: cover;
                    /* 图片会被缩放以填充整个容器，同时保持其宽高比 */
                    /* 背景图片位置 */
                    background-position: center;
                    /* 图片居中显示 */
                    /* 防止背景图片重复 */
                    background-repeat: no-repeat;
                }
                
                .usageScenario_qxdsycj_body .qxdsycj02 {
                    background-image: url('https://xjw-static.oss-cn-shenzhen.aliyuncs.com/images/website/xjw-official-website/networkImg/qxdsycj_item02.png');
                    /* 背景图片填充方式 */
                    background-size: cover;
                    /* 图片会被缩放以填充整个容器，同时保持其宽高比 */
                    /* 背景图片位置 */
                    background-position: center;
                    /* 图片居中显示 */
                    /* 防止背景图片重复 */
                    background-repeat: no-repeat;
                }
                
                .usageScenario_qxdsycj_body .qxdsycj03 {
                    background-image: url('https://xjw-static.oss-cn-shenzhen.aliyuncs.com/images/website/xjw-official-website/networkImg/qxdsycj_item03.png');
                    /* 背景图片填充方式 */
                    background-size: cover;
                    /* 图片会被缩放以填充整个容器，同时保持其宽高比 */
                    /* 背景图片位置 */
                    background-position: center;
                    /* 图片居中显示 */
                    /* 防止背景图片重复 */
                    background-repeat: no-repeat;
                }
                
                .usageScenario_qxdsycj_body .qxdsycj_body_item_quiet {
                    width: 350px;
                    background-color: rgb(179, 112, 112);
                }
                
                .usageScenario_qxdsycj_body .qxdsycj_body_item_active {
                    flex: 1;
                }
                
                .qxdsycj_body_item_titleBox {
                    width: 100%;
                    height: 131px;
                    background: linear-gradient( 180deg, rgba(0, 0, 0, 0.07) 0%, #343F4A 100%);
                    position: absolute;
                    bottom: 0;
                    left: 0;
                    box-sizing: border-box;
                    padding-left: 35px;
                }
                
                .qxdsycj_body_item_titleBox .item_title {
                    font-family: SourceHanSansCNMedium;
                    font-weight: 600;
                    font-size: 24px;
                    color: #FFFFFF;
                    margin-top: 16px;
                    margin-bottom: 5px;
                }
                
                .qxdsycj_body_item_titleBox .item_subhead {
                    font-family: NotoSansCJKRegular;
                    font-weight: 400;
                    font-size: 18px;
                    color: #FFFFFF;
                }
                
                .qxdsycj_body_item_active .qxdsycj_body_item_titleBox {
                    background: #1C55C8;
                }
                
                .usageScenario_qcjsy {
                    position: relative;
                }
                
                .usageScenario_qcjsy .qcjsy_bgi {
                    position: absolute;
                    bottom: 19px;
                    left: 0;
                    width: 100%;
                    height: 761px;
                    z-index: 0;
                }
                
                .usageScenario_qcjsy .qcjsy_bgi img {
                    width: 100%;
                    height: 100%;
                }
                
                .usageScenario_qcjsy_body {
                    width: 1342px;
                    /* height: 1000px; */
                    /* background-color: red; */
                    display: flex;
                    flex-direction: column;
                    margin-top: 70px;
                }
                
                .usageScenario_qcjsy_body .qcjsy_bodyList_item {
                    width: 100%;
                    height: 380px;
                    display: flex;
                    margin-bottom: 70px;
                    background-color: #fff;
                    border: 1px solid #D2D2D2;
                    position: relative;
                    z-index: 1;
                }
                
                .usageScenario_qcjsy_body .qcjsy_bodyList_item img {
                    width: 674px;
                    height: 100%;
                    transition: all .5s;
                }
                
                .usageScenario_qcjsy_body .qcjsy_bodyList_item img:hover {
                    transform: scale(1.1);
                }
                
                .usageScenario_qcjsy_body .qcjsy_bodyList_item .bodyList_item_content {
                    flex: 1;
                    height: 100%;
                    /* background-color: red; */
                    box-sizing: border-box;
                    padding: 0 70px;
                }
                
                .usageScenario_qcjsy_body .qcjsy_bodyList_item .bodyList_item_content .bodyList_item_content_title {
                    font-family: SourceHanSansCNMedium;
                    font-weight: 600;
                    font-size: 24px;
                    color: #1C55C8;
                    margin-top: 81px;
                    margin-bottom: 26px;
                }
                
                .usageScenario_qcjsy_body .qcjsy_bodyList_item .bodyList_item_content .bodyList_item_content_value {
                    font-family: NotoSansCJKRegular;
                    font-weight: 400;
                    font-size: 18px;
                    color: #1A1A1C;
                }