.syb-serviceicon {
    width: 24px;
    height: 24px;
    margin: 0 auto 5px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100% auto;
    transition: 0.15s ease-in background
}

.syb-serviceicon--tech-zhanhui {
    background-image: url("../webimage/common/zhxx.png")
}
.syb-serviceicon--tech-concat {
    background-image: url("../webimage/common/lxwm.png")
}
.syb-serviceicon--tech-join {
    background-image: url("../webimage/common/jrwm.png")
}
.syb-serviceicon--service-help {
       background-image: url("../webimage/common/bzzx.png")
}

.syb-serviceicon--tech-gongsi {
    background-image: url("../webimage/common/gsjs.png")
}
    
.syb-serviceicon--tech-news {
    background-image: url("../webimage/common/xwzx.png")
}

.syb-serviceicon--tech-solution {
    background-image: url("../webimage/common/jcfa.png")
}

.syb-serviceicon--tech-course {
     background-image: url("../webimage/common/ktpx.png")
}

.syb-serviceicon--tech-bbs {
    background-image: url("../webimage/common/jswz.png")
}
.syb-serviceicon--service-manual {
    background-image: url("../webimage/common/jswz.png")
}
.syb-serviceicon--tech-software {
    background-image: url("../webimage/common/bk.png")
}

.syb-subnav2-wrapper {
    background: #ececec
}

.syb-subnav2 {
    width: 100%;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px
}

.syb-subnav2 dl {
    margin: 0 70px;
    text-align: center;
    position: relative
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-zhanhui,
.syb-subnav2 dl:hover .syb-serviceicon--tech-zhanhui {
    background-image: url("../webimage/common/zhxxc.png")
}
.syb-subnav2 dl.is-active .syb-serviceicon--tech-concat,
.syb-subnav2 dl:hover .syb-serviceicon--tech-concat {
    background-image: url("../webimage/common/lxwmc.png")
}
.syb-subnav2 dl.is-active .syb-serviceicon--tech-join,
.syb-subnav2 dl:hover .syb-serviceicon--tech-join {
    background-image: url("../webimage/common/jrwmc.png")
}
.syb-subnav2 dl.is-active .syb-serviceicon--service-help,
.syb-subnav2 dl:hover .syb-serviceicon--service-help {
    background-image: url("../webimage/common/bzzxc.png")
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-gongsi,
.syb-subnav2 dl:hover .syb-serviceicon--tech-gongsi {
    background-image: url("../webimage/common/gsjsc.png")
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-news,
.syb-subnav2 dl:hover .syb-serviceicon--tech-news {
    background-image: url("../webimage/common/xwzxc.png")
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-solution,
.syb-subnav2 dl:hover .syb-serviceicon--tech-solution {
    background-image: url("../webimage/common/jjfac.png")
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-course,
.syb-subnav2 dl:hover .syb-serviceicon--tech-course {
    background-image: url("../webimage/common/ktpxc.png")
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-bbs,
.syb-subnav2 dl:hover .syb-serviceicon--tech-bbs {
    background-image: url("../webimage/common/jswzc.png")
}
.syb-subnav2 dl.is-active .syb-serviceicon--service-manual,
.syb-subnav2 dl:hover .syb-serviceicon--service-manual {
    background-image: url("../webimage/common/jswzc.png")
}

.syb-subnav2 dl.is-active .syb-serviceicon--tech-software,
.syb-subnav2 dl:hover .syb-serviceicon--tech-software {
   background-image: url("../webimage/common/bkc.png")
}

.syb-subnav2 dl.is-active dd,
.syb-subnav2 dl:hover dd {
    color: #c6231d
}

.syb-subnav2 dl.is-active:after {
    content: '▼';
    font-size: 24px;
    color: #f6f6f6;
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%)
}

.syb-subnav2 dd {
    font-size: 16px;
    transition: all 0.3s ease
}

.syb-subnav3 {
    display: flex;
    justify-content: center;
    padding: 10px 0 30px
}

.syb-subnav3 ul {
    background: #c6231d;
    border-radius: 6px;
    display: flex;
    padding: 10px 20px
}

.syb-subnav3 ul li {
    margin: 0 30px
}

.syb-subnav3 ul li a {
    color: #fff
}

.syb-subnav3 ul li.is-active {
    font-weight: bold
}

.syb-subnav4-wrapper {
    display: flex;
    justify-content: space-between
}

.syb-subnav4 {
    width: 680px;
    height: 45px;
    display: flex;
    background: #c6231d;
    border-radius: 5px;
    margin-bottom: 30px
}

.syb-subnav4 a {
    display: block;
    width: 100%;
    height: 45px;
    line-height: 45px;
    color: #fff
}

.syb-subnav4__left {
    width: 130px;
    text-align: center;
    flex-shrink: 0;
    font-weight: bold;
    transition: all 0.3s ease
}

.syb-subnav4__left i {
    margin-right: 6px
}

.syb-subnav4__left::before {
    content: '|';
    float: right;
    color: #fff;
    line-height: 45px
}

.syb-subnav4__left:hover {
    background: rgba(0, 0, 0, 0.15)
}

.syb-subnav4 ul {
    display: flex
}

.syb-subnav4 ul li {
    min-width: 105px;
    text-align: center;
    transition: all 0.3s ease
}

.syb-subnav4 ul li.is-active {
    background: rgba(0, 0, 0, 0.15);
    font-weight: bold
}

.syb-subnav4 ul li:hover {
    background: rgba(0, 0, 0, 0.15)
}

.syb-service__content--none {
    width: 100%;
    height: 650px;
    background: #f5aa39;
    text-align: center;
    font-size: 45px;
    line-height: 650px;
    color: #fff;
    font-weight: bold
}

.syb-service__swipper .layui-carousel-ind ul {
    background: transparent !important
}

.syb-service__swipper .layui-carousel-ind li {
    background: #ccc !important;
    width: 30px;
    border-radius: 3px;
    height: 6px
}

.syb-service__swipper .layui-carousel-ind li.layui-this {
    background: #c6231d !important
}

.syb-service__article {
    background: #f5f5f5;
    padding: 20px;
    font-size: 16px
}

.syb-service__article th,
.syb-service__article td {
    font-size: 16px
}

.syb-service__article p {
    padding: 10px 0
}

.syb-service__article p em {
    color: #c6231d;
    font-weight: bold
}

.syb-service__article h3 {
    font-size: 16px
}

.syb-service__manual {
    display: flex;
    text-align: center;
    flex-wrap: wrap;
    padding-top: 50px
}

.syb-service__manual-item {
    width: 280px;
    margin-right: 105px;
    margin-bottom: 60px
}

.syb-service__manual-item:nth-child(4n) {
    margin-right: 0
}

.syb-service__manual-cover {
    width: 280px;
    height: 390px;
    border: 1px solid #c6231d
}

.syb-service__manual-cover img {
    width: 100%;
    height: 100%
}

.syb-service__manual-title {
    margin: 50px 0 20px
}

.syb-service .syb-icon-download-2 {
    margin-right: 10px
}

.syb-course__search {
    display: flex;
    justify-content: space-between;
    padding: 20px 0 30px;
    align-items: center
}

.syb-course__search-left .syb-button {
    margin-right: 15px;
    padding: 0 15px
}

.syb-course__search-left .syb-button i {
    margin-right: 10px
}

.syb-course__filter {
    width: 400px;
    height: 35px;
    border: 1px solid #c6231d;
    border-radius: 18px;
    box-sizing: border-box;
    padding: 0 40px 0 15px;
    position: relative
}

.syb-course__filter input {
    width: 100%;
    height: 33px;
    border: 0;
    outline: 0
}

.syb-course__filter span {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    position: absolute;
    right: -1px;
    top: -1px;
    cursor: pointer;
    background: #c6231d;
    text-align: center;
    line-height: 35px;
    color: #fff
}

.syb-course__empty {
    text-align: center;
    padding: 20px
}

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

.syb-courseitem {
    width: 320px;
    cursor: pointer;
    /* margin-right: 53px; */
    margin-bottom: 53px
}

.syb-courseitem:nth-of-type(4n) {
    margin-right: 0
}

.syb-courseitem:hover img {
    transform: scale(1.05)
}

.syb-courseitem:hover .syb-courseitem__title {
    color: #c6231d
}

.syb-courseitem__img {
    width: 320px;
    height: 180px;
    overflow: hidden
}

.syb-courseitem__img img {
    width: 100%;
    height: 100%;
    transition: all 0.3s ease
}

.syb-courseitem__type {
    padding: 15px 0 10px
}

.syb-courseitem__type .syb-button {
    padding: 0 20px
}

.syb-courseitem__type .syb-button i {
    margin-right: 5px
}

.syb-courseitem__title {
    font-size: 18px;
    font-weight: bold;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all 0.3s ease;
    margin-bottom: 5px
}

.syb-courseitem__time {
    color: #999
}

.syb-course-detail {
    display: flex;
    padding: 30px 0;
    justify-content: space-between
}

.syb-course-detail__content {
    width: 1024px;
    background: #fff;
    border-radius: 20px;
    min-height: 300px;
    padding: 30px 40px;
    box-sizing: border-box
}

.syb-course-detail__content--video {
    width: 100%
}

.syb-course-detail__content--video .syb-course-detail__recommend {
    margin-top: 20px
}

.syb-course-detail__content--video .syb-course-detail__recommend-list {
    justify-content: start
}

.syb-course-detail__content--video .syb-course-detail__recommend-list .syb-courseitem {
    margin-right: 20px
}

.syb-course-detail__right {
    width: 400px;
    background: #fff;
    border-radius: 20px;
    padding: 30px;
    box-sizing: border-box
}

.syb-course-detail__title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 5px;
    text-align: center
}

.syb-course-detail__time {
    font-size: 14px;
    color: #999;
    margin-bottom: 20px;
    text-align: center
}

.syb-course-detail__time span {
    margin: 0 20px
}

.syb-course-detail__recommend-title {
    width: 260px;
    height: 30px;
    display: flex;
    font-size: 16px;
    font-weight: bold;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto
}

.syb-course-detail__recommend-title::before,
.syb-course-detail__recommend-title::after {
    content: '';
    height: 1px;
    background: #9d9d9d;
    margin: 0 10px;
    flex: 1
}

.syb-course-detail__recommend-list {
    padding-top: 50px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap
}

.syb-course-detail__recommend-list .syb-courseitem {
    margin-right: 0
}

.syb-software {
    display: grid;
    grid-template-columns: repeat(6, 170px);
    column-gap: 84px;
    row-gap: 40px;
    padding-top: 20px
}

.syb-software__item {
    text-align: center
}

.syb-software__item-img {
    width: 170px;
    height: 170px;
    border-radius: 30px;
    overflow: hidden
}

.syb-software__item-img img {
    width: 100%;
    height: 100%
}

.syb-software__item-title {
    margin: 10px 0;
    height: 65px;
    font-size: 16px;
    font-weight: bold;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical
}

.syb-bbs {
    padding: 30px 0;
    background: #f6f6f6
}

.syb-bbs__content {
    background: #fff;
    padding: 0 30px;
    border-radius: 10px;
    margin-top: 10px;
    display: flex;
    justify-content: space-between
}

.syb-bbs__item {
    width: calc(50% - 30px);
    flex-shrink: 0;
    padding: 30px 0;
    border-top: 1px solid #d2d2d2
}

.syb-bbs__item:nth-of-type(1),
.syb-bbs__item:nth-of-type(2) {
    border-top: 0
}

.syb-bbs__item a {
    transition: all 0.3s ease;
    color: #333
}

.syb-bbs__item:hover a {
    color: #c6231d
}

.syb-bbs__item span {
    float: left;
    position: relative;
    margin-right: 10px
}

.syb-bbs__item span i {
    color: #dcdcdc;
    font-size: 26px
}

.syb-bbs__item span em {
    position: absolute;
    left: 8px;
    top: -2px;
    font-size: 16px;
    color: #333;
    font-weight: bold
}

.syb-bbs__item-q {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 18px;
    font-weight: bold;
    height: 30px;
    line-height: 30px
}

.syb-bbs__item-a {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 16px;
    height: 30px;
    line-height: 30px
}

.syb-bbs__item-a i {
    transform: scaleX(-1);
    display: block
}

.syb-common-problem {
    background: #f5f5f5;
    width: 100%;
    padding: 50px 0
}

.syb-common-problem__content {
    width: 1000px;
    margin: 0 auto
}

.syb-common-problem__q {
    width: 100%;
    height: 50px;
    border-radius: 25px;
    background: #fff;
    line-height: 50px;
    box-sizing: border-box;
    display: flex;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px
}

.syb-common-problem__q i {
    width: 50px;
    height: 50px;
    border-radius: 25px;
    background: #b81c22;
    margin-right: 20px;
    text-align: center;
    color: #fff
}

.syb-common-problem__a {
    width: 100%;
    border-radius: 10px;
    background: #fff;
    box-sizing: border-box;
    padding: 30px 70px;
    font-size: 18px;
    color: #666;
    margin-bottom: 50px;
    position: relative
}

.syb-common-problem__a:after {
    content: '';
    display: block;
    position: absolute;
    right: -10px;
    top: -20px;
    width: 46px;
    height: 46px;
    background: url("../img/deer-5db34.png?v=535b87027ae0")
}

.syb-solution {
    display: flex;
    flex-wrap: wrap
}

.syb-solution__item {
    /* width: 440px;
    margin-right: 60px;
    margin-bottom: 30px */
}

.syb-solution__item:nth-of-type(3n) {
    margin-right: 0
}

.syb-solution__item:hover .syb-solution__title,
.syb-solution__item:hover .syb-solution__desc {
    color: #c6231d
}

.syb-solution__img {
    width: 440px;
    height: 200px;
    overflow: hidden
}



.jd-category-table table {
    width: 100% !important;
    border-collapse: collapse;
    border: 1px solid #bfbfbf;
}

.jd-category-table table th,
.jd-category-table table td {
    border: 1px solid #bfbfbf;
}

.jd-category-table tr:nth-child(odd) {
    background: #f7f7f7
}

.jd-category-table tr:nth-child(even) {
    background: #ececec
}

.jd-category-table tr td:first-child {
    border-right: 1px solid #bfbfbf
}
.jd-category-table th {
    padding: 8px 0
}

.jd-category-table td {
    padding: 8px 3px
}

.jd-category-table .t {
    width: 40%;
    float: left;
    box-sizing: border-box;
    padding-left: 30px;
    font-weight: bold
}

.jd-category-table .c {
    width: 60%;
    float: left;
    box-sizing: border-box;
    padding-left: 30px;
    padding-right: 15px;
    word-break: break-word
}

.syb-solution__img>img {
    width: 100%;
    height: 100%;
    transition: all 0.3s ease
}

.syb-solution__img>img:hover {
    transform: scale(1.05)
}

.syb-solution__title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin: 10px 0 5px;
    transition: all 0.3s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap
}

.syb-solution__desc {
    font-size: 16px;
    color: #666;
    transition: all 0.3s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical
}

.syb-solution-detail {
    width: 100%
}