* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    color: #434343;
    font-family: "Arial,微软雅黑,Microsoft YaHei";
}

html,
body {
    width: 100%;
    height: auto;
}

body {
    overflow-x: hidden;
}

a {
    font-style: normal;
    text-decoration: none;
    color: #434343;
}
.nav>li>a:hover{
    background: none;
}
li {
    list-style: none;
}

.main_box {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
}



header {
    width: 100%;
    height: 65px;
    background: #fff;
}

.logo {
    float: left;
    width: 220px;
    height: 100%;
    background: url(../image/logo7.png) no-repeat left center scroll;
    cursor: pointer;
}

.nav {
    float: right;
    height: 100%;
    width: auto;
}

.nav li {
    float: left;
    list-style: none;
    line-height: 65px;
    padding: 0 5px;
    font-size: 15px;
    position: relative;
}

.nav_lev2 {
    position: absolute;
    top: 75%;
    left: 15px;
    background: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, .1);
    display: none;
    z-index: 2;
}

.nav_lev2 li {
    line-height: 33px;
}

.nav_lev2>li:hover {
    background: #f2f2f2;
}

.nav>li:hover .nav_lev2,
.nav_lev2>li:hover .nav_lev3 {
    display: block;
}

.nav_lev3 {
    position: absolute;
    top: 0;
    left: 100%;
    background: #f2f2f2;
    box-shadow: 0 0 10px rgba(0, 0, 0, .2);
    width: 75px;
    display: none;
    z-index: 3;
}

.nav_lev3 li:hover {
    background: #fff;
    width: 100%;
}

#about .nav>li:nth-child(2)>a,
#technology .nav>li:nth-child(3)>a,
.nav>li:hover>a,
.nav_lev2>li:hover>a,
.nav_lev3>li:hover>a,
.nav>li:first-child>a {
    color: #3e80d4;
}




@media only screen and (min-width:1601px) {
    #banner {
        width: 100%;
        height: 770px;
    }
}

@media screen and (max-width:1600px) and ( min-width:1441px) {
    #banner {
        width: 100%;
        height: 635px;
    }
}

@media screen and ( max-width:1440px) and (min-width:1367px) {
    #banner {
        width: 100%;
        height: 571px;
    }
}

@media only screen and ( max-width:1366px) {
    #banner {
        width: 100%;
        height: 541px;
    }
}

.swiper-container {
    width: 100%;
    height: 100%;
}

.swiper-wrapper {
    text-align: center;
}

.index_banner01>img {
    margin-top: 270px;
}

.banner1_animation_imgbox {
    height: 100%;
    width: 1200px;
    position: absolute;
    top: 0;
    left: 50%;
    margin-left: -600px;
}

.banner1_animation {
    position: absolute;
    animation: bannerz 3.5s linear infinite;
}

.banner1_animation>img {
    vertical-align: middle;
}

@keyframes bannerz {
    0% {
        transform: rotate(0deg);
    }
    50% {
        transform: rotate(180deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.banner1_line_icon2 {
    position: absolute;
    right: -36px;
    top: 43%;
}

.banner1_line_icon1 {
    position: absolute;
    left: -32px;
    top: 35%;
}

.banner1_an_icon1 {
    right: 90px;
    top: 50%;
}

.banner1_an_icon2 {
    left: 90px;
    top: 42%;
}

.banner1_an_icon3 {
    left: 31%;
    top: 72%;
}

.banner1_an_icon4 {
    left: 20%;
    top: 25%;
}

.banner1_an_icon5 {
    left: 65%;
    top: 62%;
}

.banner1_an_icon6 {
    left: 82%;
    top: 20%;
}

.index_banner01 {
    background: url(../image/banner01.gif) no-repeat center center scroll;
}

.index_banner0 {
    background: url(../image/banner0.png) no-repeat center center scroll;
}

.index_banner1 {
    background: url(../image/031.jpg) no-repeat center center scroll;
}

.index_banner2 {
    background: url(../image/banner2.png) no-repeat center center scroll;
}

.index_banner3 {
    background: url(../image/041.jpg) no-repeat center center scroll;
}

.index_banner4 {
    background: url(../image/011.jpg) no-repeat center center scroll;
}

.swiper-slide {
    background-size: contain;
}




#IoT {
    width: 100%;
    height: 660px;
    background: #fff url(../image/iot_bg.png) no-repeat center 150% scroll;
}

#IoT .title {
    width: 100%;
    height: 200px;
    background: url(../image/iot_title.png) no-repeat center center scroll;
}

#IoT .main {
    width: 100%;
    height: 460px;
}

.iot_left,
.iot_right {
    float: left;
    height: 100%;
    width: 50%;
    overflow: hidden;
}

.iot_left {
    position: relative;
}

.iot_right {
    width: 47%;
    float: right;
}

.iot_right_inner h2 {
    line-height: 50px;
    
    letter-spacing: 2px;
}

.iot_right_inner pre {
    word-wrap: break-word;
    overflow: hidden;
    white-space: pre-wrap;
    line-height: 25px;
    font-size: 13.5px;
}


.iot_right_link {
     max-height: 30%;
}
.iot_right_icon{
    margin-top: 20px;
}

.iot_right h4 {
    margin-bottom: 5px;
    font-weight: bold
}

.iot_right_icon img {
    margin-right: 15px;
}
.iot_right_icon_box{
    width: 100%;
    height: auto;
    display: flex;
    margin-top: 10px;
    max-height: 185px;
}

.about_platform {
    border: 1px solid #bfbfbf;
    font-size: 14px;
    padding: 7px 15px;
    display: inline-block;
    margin-top: 10px;
}

.about_platform i {
    font-style: normal;
}

.about_platform:hover i {
    color: #fff;
}

.about_platform:hover {
    border-color: #3e80d4;
    background-color: #3e80d4;
    color: #fff;
}

.iot_mane {
    width: 75px;
    height: 75px;
    position: absolute;
}

.iot_mane_part {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: url(../image/animate_pie.png) no-repeat center center scroll;
    background-size: cover;
    transition: all .5s ease 0s;
    display: none;
}

.iot_mane_title {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    line-height: 75px;
    text-align: center;
    transition: all .5s ease 0s;
}

.iot_mane_normal {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: no-repeat center center scroll;
    background-size: cover;
    transition: all .5s ease 0s;
    
}

.iot_mane:hover .iot_mane_part {
    display: block;
    animation: xunzhuan 5s linear infinite;
}

.iot_mane:hover .iot_mane_title-l {
    left: 100%;
    color: #2893fb;
}

.iot_mane:hover .iot_mane_title-r {
    left: -100%;
    color: #2893fb;
}

@keyframes xunzhuan {
    0% {
        transform: rotate(0deg) scale(1.2);
    }
    50% {
        transform: rotate(180deg) scale(1.2);
    }
    100% {
        transform: rotate(360deg) scale(1.2);
    }
}

.mane_jt {
    left: 105px;
    top: 80px;
}

.mane_jt .iot_mane_normal {
    background-image: url(../image/iot_jt.png);
}

.active.mane_jt .iot_mane_normal {
    background-image: url(../image/iot_jt_hover.png);
}

.mane_jf {
    right: 180px;
    top: 45px;
}

.mane_jf .iot_mane_normal {
    background-image: url(../image/iot_jf.png);
}

.active.mane_jf .iot_mane_normal {
    background-image: url(../image/iot_jf_hover.png);
}

.mane_zq {
    left: 23px;
    top: 250px;
}

.mane_zq .iot_mane_normal {
    background-image: url(../image/iot_zq.png);
}

.active.mane_zq .iot_mane_normal {
    background-image: url(../image/iot_zq_hover.png);
}

.mane_yy {
    right: 43px;
    top: 155px;
}

.mane_yy .iot_mane_normal {
    background-image: url(../image/iot_yy.png);
}

.active.mane_yy .iot_mane_normal {
    background-image: url(../image/iot_yy_hover.png);
}




#baseSearch {
    width: 100%;
    height: 100px;
    background: #f2f2f2 url(../image/search_bg.png) no-repeat center center scroll;
}

.baseSearch_b,
.baseSearch_s {
    color: #fff;
    text-align: center;
    margin: 0 auto;
}

.baseSearch_b {
    font-size: 28px;
    font-weight: 700;
    padding-top: 50px;
}

.baseSearch_s {
    font-size: 14px;
    line-height: 30px;
    font-family: "Arial";
}




#product {
    width: 100%;
    
    background: #fff;
}

.main_box ul.productinfo{
    width:100%;
    
    margin-bottom: 10px;
}
.main_box ul.productinfo li{
    width:100%;
    margin-bottom:40px;
    
    
    text-align: left;
    display: flex;
    justify-content: space-between;
}
.main_box ul.productinfo li> img{
    width: 30%;
}
.main_box ul.productinfo li>.product_block_content{
    width: 65%;
    text-align: left
}
.main_box ul.productinfo li>.product_block_content p{
    font-weight: bold;
    font-size: 20px;
    height: 36px;
    margin-bottom: 20px;
}
.main_box ul.productinfo li>.product_block_content p>span{
    display: inline-block;
    height: 100%;
    border-bottom: 2px #3084EC solid;
}
.main_box ul.productinfo li>.product_block_content div.desc{
    color:#434343; 
}
.main_box ul.productinfo li>.product_block_content button{
    border: none;
    display: block;
    height: 30px;
    width: 100px;
    background: linear-gradient(to right, #2d7de8, #3ecaff);
    transition: all 1s ease 0s;
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    text-align: center;
    margin-top: 30px;
}
#product .title,
#news_dynamic .title {
    height: 140px;
    line-height: 140px;
    font-size: 26px;
    text-align: center;
    position: relative;
}
.product_box {
    padding: 0 !important;
    justify-content: space-between;
    display: flex;
    flex-wrap: wrap;
}
.product_detail{
    width: calc(25% - 40px);
    margin: 20px;
}
.box_productYJ{
    background: url(../image/product_bg.png) center / 100% 100%;
}
.box_productYJ>.title{
    color: #fff;
    height: 140px;
    line-height: 140px;
    font-size: 26px;
    text-align: center;
    position: relative;
}
.box_productYJ .title span.more {
    text-align: right;
    font-size: 14px;
    position: absolute;
    right: 20px;
    line-height: 220px;
    cursor: pointer;
    color: #fff;
}
.product_detail{
    box-shadow: none
}
.product_detail_name>*{
    color: #fff;
    padding-top: 10px;
}
.product_detail_name_a{
    margin: 0;
}

.product_content {
    width: 100%;
    height: 600px;
    position: relative;
}
.productinfo img{
    width:100%;
    height: max-content;
}
.productinfo p{
    width: 100%;
    
    margin-top: 10px;
}
.product_type {
    position: absolute;
    width: 400px;
    height: 380px;
    box-shadow: 0 0 10px 0 rgba(0, 0, 0, .2);
    top: 50%;
    margin-top: -190px;
    background: #fff;
    transition: all 1s ease 0s;
}

.box_left {
    left: 0;
}

.box_midden {
    left: 400px;
}

.box_right {
    left: 800px;
}

.product_title {
    width: 100%;
    height: 60px;
    line-height: 60px;
    text-indent: 5%;
    font-size: 18px;
    padding-right: 5%;
}


.product_title>span {
    display: none;
}

.product_main {
    width: 90%;
    height: calc(100% - 120px);
    border-top: 1px solid #d2d2d2;
    border-bottom: 1px solid #d2d2d2;
    margin: 0 auto;
    overflow: hidden;
}

.product_main ul {
    width: 100%;
}

.product_main ul li {
    width: 100%;
    overflow: hidden;
    height: 32px;
}

.product_main_left {
    float: left;
    width: 70%;
    font-size: 14px;
}

.product_main_right {
    float: left;
    width: 30%;
    text-align: center;
    vertical-align: middle;
}

.product_main_tit {
    line-height: 30px;
}

.product_main_about {
    opacity: .5;
}

.product_main_right button {
    display: none;
    vertical-align: middle;
    height: 28px;
    margin-top: 27px;
    border: 1px solid #d2d2d2;
    padding: 0 10px;
    background: #fff;
}

.product_footer {
    width: 100%;
    height: 60px;
    line-height: 60px;
    text-indent: 5%;
    font-size: 14px;
    color: #bfbfbf;
}

.product_footer_contact {
    display: none;
}

.product_footer_contact_btn {
    vertical-align: middle;
    height: 28px;
    border: 1px solid #d2d2d2;
    padding: 0 10px;
    background: #fff;
}

.product_footer_contact_btn:hover {
    background: #5d8ed3;
    color: #fff;
}

.product_footer_contact_btn:hover a {
    color: #fff;
}

.active.product_type {
    height: 550px;
    width: 510px;
    z-index: 2;
    margin-top: -275px;
}

.active .product_title {
    background: #000;
    color: #fff;
}

.active .product_title>span {
    display: inline;
    color: #959596;
    padding-left: 10px;
    text-transform: uppercase;
}

.active .product_footer_more {
    display: none;
}

.active .product_footer_contact {
    color: #5d8ed3;
    display: inline;
}

.active .product_main ul li {
    height: 108px;
    padding-top: 15px;
    border-bottom: 1px solid #d2d2d2;
}

.active .product_main_right button {
    display: inline;
}

.active .product_main_right button:hover {
    border-bottom: 1px solid #fff;
    background: #5d8ed3;
    color: #fff;
}

.active .product_main_right button:hover a {
    color: #fff;
}

.active .product_footer {
    text-align: center;
}

.active.box_midden {
    left: 50%;
    margin-left: -260px;
}

.active.box_right {
    left: 690px;
}




#about {
    width: 100%;
    height: 850px;
    background: url(../image/bg_about.png) no-repeat;
    background-size: 100% 100%;
    text-align: center;
}

#about .title {
    height: 150px;
}

#about .title strong {
    display: inline-block;
    width: 100%;
    font-style: initial;
    padding-top: 40px;
    padding-bottom: 10px;
    font-size: 26px;
    font-weight: inherit;
    letter-spacing: 2px;
}

#about .title span {
    display: inline-block;
    font-style: initial;
    font-size: 15px;
    font-family: "Arial";
}

.about_content {
    width: 100%;
    height: 380px;
    display: flex;
    position: relative;
    justify-content: space-between;
}
.about_content>div{
    width:45%;
    text-align: left;
    line-height: 30px;
}
.about_content_inner {
    width: 420px;
    float: left;
    word-wrap: break-word;
    overflow: hidden;
    white-space: pre-wrap;
    line-height: 25px;
    text-align: left;
    font-size: 16px;
    margin-left: 80px;
    background:none;
    border:none;
}

.about_content_more {
    text-align: center;
    overflow: hidden;
    width: 100px;
    height: 30px;
    line-height: 30px;
    position: relative;
    overflow: hidden;
    margin-bottom: 10px;
    display: inline-block;
}

.about_content_more_gb {
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(to right, #2d7de8, #3ecaff);
    transition: all 1s ease 0s;
}

.about_text a {
    display: block;
    height: 30px;
    width: 100px;
    background: linear-gradient(to right, #2d7de8, #3ecaff);
    transition: all 1s ease 0s;
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    text-align: center;
    margin-top: 30px;
}
.about_content_more:hover .about_content_more_gb {
    animation: jianbian 1s ease 1 forwards;
}

@keyframes jianbian {
    from {
        background-image: linear-gradient(to right, #2d7de8, #3ecaff);
    }
    to {
        background-image: none;
        background-color: #2d7de8;
    }
}

.about_content_img {
    height: 300px;
    width: 45%;
}



.property{
    width:1200px;
    height:400px;
    margin:auto;
    position: relative;
}
.property_inner{
    
    top:0;
    bottom: 0;
    margin: auto;
    width:100%;
    height:63%;
    display: flex;
    justify-content: space-between;
}
.property_pn{
    position: absolute;
    right: 27%;
    bottom: 26%;
}
.property_pn img{
    cursor: pointer;
}
.property_inner_left{
    width:500px;
    height: 100%;
    text-align: left;
}
.property_inner_right{
    width:680px;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.property_inner_right_content{
    width:100%;
    height:100%;
    display: flex;
    position: absolute;
    left:0;
    
}
.property_inner_left .title{
    height:50px !important;
    width: 100%;
    line-height: 50px;
    font-weight: bold;
    font-size: 20px;
}
.property_inner_left .look_btn{
    width:100px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    border:1px solid gray;
    margin-top: 30px;
    cursor: pointer;
    background: linear-gradient(to right, #2d7de8, #3ecaff);
    color: #fff;
    border:none;
}
.property_inner_left .look_btn:hover{
    text-decoration: underline;
}
#credential {
    width: 100%;
    height: 525px;
    background: #fff;
}

#credential .main_box {
    padding-top: 110px;
}

.credential_inner {
    width: 315px;
    float: left;
    word-wrap: break-word;
    overflow: hidden;
    white-space: pre-wrap;
    line-height: 25px;
    text-align: left;
    font-size: 16px;
}

.credential_inner_title {
    margin-bottom:5px;
}

.credential_inner a {
    padding: 1px 20px;
    margin-top: 35px;
    cursor: pointer;
}
.nav>li>a {
    padding: 0 10px;
}
.credential_img {
    width: 760px;
    height: 280px;
    float: right;
    overflow: hidden;
    position: relative;
    padding: 10px;
}

.credential_img .swiper-slide {
    background: #fff;
    
    transition: all .3s ease 0s;
}

.credential_img .swiper-slide:hover {
    transform: scale(1.05);
}

.btn_box {
    width: 760px;
    text-align: center;
    height: 50px;
    float: right;
}

.button_prev,
.button_next {
    display: inline-block;
    width: 30px;
    height: 30px;
    padding: 0 40px;
    margin-top: 20px;
    background: no-repeat center center scroll;
    cursor: pointer;
}

.button_prev {
    background-image: url(../image/c_pre.png);
}

.button_next {
    background-image: url(../image/c_next.png);
}


#news_dynamic{
    width:1200px;
    min-height: 300px;
    margin:auto;
    margin-bottom: 40px;
}
.news_content{
    width:100%;
    min-height: 200px;
    display: flex;
    justify-content: space-between;

}
.news_img{
    width:200px;
    height: 400px;
    margin-right: 20px;
}
.news_img img{
    width:100%;
    height: 100%;
}
.company_news,
.trade_news,
.use_nav{
    width:calc(100%/3 - 4%);
    height:400px;
}
.news_title,
.trade_title{
   display: flex;
   justify-content: space-between;
   margin-bottom: 10px;
}
.news_title span,
.trade_news span,
.use_nav span{
    color: #2D77E0;
    cursor: pointer;
}
.new_text ul{
    width:100%;
}
.new_text ul li{
    width:100%;
    height:36px;
    line-height: 36px;
    border-bottom: 1px solid #ddd;
    cursor: pointer;
    display: flex;
    justify-content: space-between
}
.new_text ul li a{
    width: calc(100% - 90px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis

}


footer {
    width: 100%;
    height: 380px;
    background: #2a2f35;
}

.footer_content {
    width: 100%;
    height: 330px;
    padding: 0 120px;
}

.footer_copyright {
    width: 100%;
    text-align: center;
    color: #fff;
    font-size: 12px;
}

.footer_content_nav {
    float: left;
    height: 260px;
    width: 460px;
    border-right: 1px solid #aaa;
    margin-top: 30px;
}

.footer_content_contact {
    width: 420px;
    float: right;
    margin-top: 30px;
}

.footer_nav_li {
    font-size: 16px;
    float: left;
    width: 33%;
}

.footer_nav_li_tit {
    color: #fff;
    line-height: 50px;
}

.footer_nav_li li {
    line-height: 45px;
}

.footer_nav_li li a {
    color: #fefefe;
    opacity: .5;
    cursor: pointer;
}

.footer_nav_li li a:hover {
    opacity: .9;
}

.footer_content_contact .footer_nav_li {
    width: 55%;
    float: left;
}

.footer_content_contact .footer_nav_li li {
    opacity: .5;
    color: #fefefe;
    line-height: 30px;
}

.footer_contact_qrcode {
    float: right;
}

.footer_contact_qrcode_img:hover img {
    transform: scale(1.2);
}

#toTop {
    display: none;
    width: 50px;
    height: 50px;
    position: fixed;
    right: 50px;
    bottom: 50px;
    z-index: 9;
    border-radius: 50%;
    background: rgba(227, 237, 247, 0.9) url(../image/backTop.png) no-repeat center center scroll;
    background-size: 80%;
    border: 1px solid #6bb5fa;
}

#toTop a {
    display: block;
    width: 100%;
    height: 100%;
}

.addFrendsLink{
    width:100%;
    
    background: #2A2F35;
    margin:auto;
}
.addFrendsLink>div{
    
    margin: auto;
    display: flex;
    padding-top:15px;
}
.addFrendsLink>div>span{
    color: #fff;
    display: block;
    width: 100px;
    height: 30px;
    line-height: 30px;
}
.addFrendsLink>div ul li{
    float: left;
    height: 30px;
    line-height: 30px;
}


.hover-animation {
    transition: all .5s ease 0s;
}