button {
    cursor: pointer;
}

/* 头部 */

#header {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 3;
    max-width: 1920px;
    width: 100%;
    min-width: 1190px;
}

.service img {
    width: 100%;
}

.service h2 {
    text-align: center;
    font-size: 16px;
    color: #AAAAAA;
}

.service-box-t {
    position: relative;
    width: 1140px;
    overflow: hidden;
    margin: 20px auto;
    height: 1050px;
    background-image: url(../img/index/bg.png);
    background-repeat: no-repeat;
    background-position: center 30px;
}

.infos {
    position: absolute;
    font-family: "微软雅黑";
}

.infos h4 {
    font-size: 20px;
    font-weight: normal;
    margin-bottom: 10px;
}

.infos p {
    font-size: 16px;
    line-height: 20px;
    color: #3c3c3c;
}

.info1 {
    color: #d8a472;
    left: 0;
    top: 80px;
}

.info2 {
    color: #40b043;
    left: 100px;
    bottom: 110px;
}

.info3 {
    color: #efc747;
    right: 210px;
    bottom: 24px;
}

.info3 span {
    color: #f00;
}

.info {
    float: left;
    overflow: hidden;
    position: absolute;
}

.info h4 {
    text-align: right;
    font-size: 18px;
    font-weight: normal;
    margin-bottom: 10px;
}

.info-bottom-l {
    float: left;
    border-right: 1px solid #dddddd;
    font-size: 14px;
    color: #999;
    padding-right: 10px;
}

.info-bottom-l p:first-child {
    margin-bottom: 5px;
}

.info-bottom-r {
    float: right;
    font-size: 18px;
    color: #999;
    padding-left: 10px;
    padding-top: 4px;
}

.znh {
    top: 186px;
    left: 85px;
}

.xxh {
    top: 68px;
    left: 435px;
}

.aqh {
    top: 407px;
    left: 74px;
}

.glh {
    top: 186px;
    right: 85px;
}

.fwh h4 {
    text-align: left;
}

.fwh .info-bottom-l {
    float: right;
    border-right: none;
    border-left: 1px solid #dddddd;
    padding-left: 10px;
}

.fwh .info-bottom-r {
    float: left;
    padding-right: 10px;
    padding-left: 0;
}

.fwh {
    top: 407px;
    right: 47px;
}

.service-model {
    width: 100%;
    overflow: hidden;
    margin: 40px auto;
}

.partner {
    width: 1200px;
}

.service-model img {
    width: 100%;
}

.certificate {
    width: 1024px;
    margin: 0 auto;
}

.certificate ul {
    overflow: hidden;
    width: 100%;
    margin-bottom: 150px;
}

.certificate ul li {
    width: 25%;
    float: left;
    text-align: center;
}

.certificate ul li img {
    width: 182px;
}

.patent .patent-title {
    text-align: center;
    padding: 30px 0;
}

.patent img {
    width: auto;
}

.patent-top {
    position: relative;
    min-height: 1000px;
}

.patent-top-left {
    position: absolute;
    left: 50%;
    margin-left: -400px;
    margin-top: 150px;
}

.patent-top-right {
    position: absolute;
    left: 50%;
    margin-left: 50px;
}

.patent-top-left h5 {
    font-size: 24px;
    font-weight: normal;
    line-height: 40px;
}

.patent-top-left h6 {
    font-size: 14px;
    font-weight: normal;
    line-height: 20px;
    padding-left: 10px;
    background-color: #000;
    color: #fff;
    width: 150px;
    margin-bottom: 20px;
}

.patent-top-left p {
    line-height: 18px;
    font-size: 13px;
}

.patent-top-left a {
    cursor: pointer;
    color: #000;
    padding: 6px 30px;
    border: 1px solid #000;
    margin-right: 10px;
}

.patent-top-left .download {
    margin-top: 50px;
}

.patentlist {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%);
}

/* 视频 */

.video-box {
    position: relative;
    max-width: 1920px;
    width: 100%;
    min-width: 1190px;
    height: 750px;
}

.bg-grid {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAMAAAADAQMAAABs5if8AAAABlBMVEUAAAAAAAClZ7nPAAAAAXRSTlNNSIvlSwAAAAxJREFUCNdjaGAAAgAChgCB/5LsuQAAAABJRU5ErkJggg==);
    transform: translateZ(0);
}

.video-bg {
    overflow: hidden;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    transition: .35s;
}

.video {
    transition: .35s;
    min-height: 100%;
    object-fit: fill;
    height: 750px;
}

.video-txt {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    z-index: 2;
    color: #fff;
    text-align: center;
    display: none;
}

.video-txt h3 {
    font-size: 60px;
    letter-spacing: 10px;
    line-height: 2;
}

.video-txt p {
    line-height: 2;
}

/* 头部 */

#header {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 3;
    max-width: 1920px;
    width: 100%;
    min-width: 1190px;
    background: transparent;
    transition: background .25s 1s ease;
}

.nav {
    background: transparent;
}

.nav ul li a {
    color: #fff;
    transition: color .25s 1s ease;
}

#header:hover {
    background: #fff;
    transition: background .3s ease;
}

#header:hover .nav ul li a {
    color: #868686;
    transition: color .3s ease;
}

.main .nav ul li:hover a,
.main .nav ul li.active a {
    color: #fff;
    border-bottom: 2px solid #fff;
    transition: all .25s 1s ease;
}

#header:hover .nav ul li:hover a,
#header:hover .nav ul li.active a {
    color: #353535;
    border-bottom: 2px solid #353535;
}

.nav .logo-info h1,
.nav .logo-info h6 {
    color: #fff;
    transition: color .25s 1s ease;
}

#header:hover .logo-info h1,
#header:hover .logo-info h6 {
    color: #010101;
    transition: color .3s ease;
}

/* 物联网部分 */

.iot-part,
.app-part {
    background-color: #fff;
    text-align: center;
    color: #353535;
}

.iot-part h1,
.app-part h1 {
    color: #353535;
    font-size: 52px;
    padding-top: 125px;
    margin-bottom: 25px;
    text-align: center;
    font-weight: normal;
    font-family: SimSun;
}

.iot-part p,
.app-part p {
    font-size: 18px;
    line-height: 30px;
}

.iot-part .learn-more {
    color: #fe5741;
    font-size: 18px;
    line-height: 35px;
    cursor: pointer;
}

.learn-more a {
    color: #fe5741;
}

.iot-part ul {
    margin-top: 120px;
    padding: 0px 30px;
}

.iot-part ul li {
    float: left;
    width: 25%;
}

.iot-part h6 {
    font-weight: normal;
    font-size: 18px;
    color: #ea674b;
    line-height: 3;
}

.iot-part i {
    font-size: 64px;
    color: #878787;
}

.iot-part li p {
    font-size: 15px;
    color: #494949;
    line-height: 30px;
}

/* 服务部分 */

.service-part {
    background: #020b2a;
    text-align: center;
    margin-top: 150px;
}

.service-part h5 {
    color: #f09105;
    font-size: 24px;
    font-weight: normal;
    padding-top: 70px;
    padding-bottom: 22px;
}

.service-part p {
    font-size: 14px;
    color: #fff;
    line-height: 2;
}

.service-part .slider-box ul {
    min-width: 1085px;
}

.service-part .slider-box li {
    width: 245px;
    border: solid 1px rgba(255, 255, 255, 0.5);
    float: left;
    margin-left: 30px;
    min-height: 290px;
    padding-top: 55px;
}

.service-part .slider-box li:hover {
    border: solid 1px rgba(255, 255, 255, 1);
}

.service-part .slider-box ul li:first-child {
    margin-left: 0px;
}

.service-part .slider-box>i {
    font-size: 25px;
    color: #fff;
    position: absolute;
    top: 50%;
    transform: translate(0, -50%);
    cursor: pointer;
}

.service-part .slider-box>i:first-child {
    left: -40px;
}

.service-part .slider-box>i:last-child {
    right: -30px;
}

.service-part ul i {
    font-size: 56px;
    color: #fff;
}

.service-part ul h6 {
    font-size: 17px;
    color: #f09105;
    line-height: 3;
}

.service-part ul p {
    font-size: 13px;
    color: #ffffff;
    line-height: 24px;
}

.slider-box {
    width: 1085px;
    margin: 70px auto 0 auto;
    position: relative;
}

.service-part .see-more {
    width: 150px;
    height: 36px;
    border: solid 1px #f09105;
    margin: 45px auto;
    background: transparent;
    color: #fff;
    font-size: 14px;
}

.see-more a {
    color: #fff;
}

/* 应用 */

.app-part ul {
    padding-top: 108px;
}

.app-part ul li {
    width: 33.3%;
    float: left;
}

.app-part li i {
    font-size: 85px;
    color: #fe5741;
}

.app-part li h6 {
    font-size: 22px;
    line-height: 3;
    color: #353535;
    font-weight: normal;
}

.app-part li p {
    font-size: 15px;
    color: #494949;
}

/* 案例 */

.case-part h3 {
    font-weight: normal;
    font-size: 36px;
    color: #353535;
    text-align: center;
    padding-top: 150px;
    padding-bottom: 47px;
}

.case-two .case {
    width: 595px;
    position: relative;
    float: left;
}

.case-two .case:first-child {
    margin-right: 10px;
}

.case-two img,
.case-one img {
    width: 100%;
    border-radius: 10px;
}

.case-info {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translate(0%, -50%);
    width: 100%;
    color: #fff;
    text-align: center;
}

.case-info h4 {
    font-size: 30px;
    padding-bottom: 15px;
}

.case-info p {
    font-size: 16px;
    line-height: 2;
}

.case-info button {
    font-size: 16px;
    background: transparent;
    color: #fff;
    font-weight: normal;
    border: 0;
    padding-top: 20px;
    cursor: pointer;
}

.case-info button a {
    color: #fff;
}

.case-one {
    width: 100%;
    padding-top: 44px;
    position: relative;
}

/* 合作伙伴 */

.partner h5 {
    padding-top: 112px;
    font-size: 36px;
    color: #353535;
    text-align: center;
    font-weight: normal;
}

.partner p {
    font-size: 18px;
    color: #9da4b7;
    text-align: center;
    padding: 35px 0 104px 0;
}

.partner img {
    width: 177px;
    height: 103px;
    margin-right: 23px;
    float: left;
    margin-bottom: 35px;
}

.partner-display {
    padding-left: 10px;
}

.partner-display img:nth-child(6n) {
    margin-right: 0;
}

#footer {
    padding-top: 50px;
}