* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    font-family: Arial, Microsoft YaHei, "微软雅黑", Arial;
    background: #fff;
    color: #333;
    font-size: 14px;
}

ul {
    list-style: none;
}

img {
    border: 0;
}

input {
    font-family: Microsoft YaHei, "微软雅黑";
    border: 0px none;
}

a {
    text-decoration: none;
    color: #333;
    -webkit-transition: .5s;
    -o-transition: .5s;
    -moz-transition: .5s;
    transition: .5s;
}

a:hover {
    text-decoration: none;
    -webkit-transition: .5s;
    -o-transition: .5s;
    -moz-transition: .5s;
    transition: .5s;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: normal;
}

input:focus {
    outline: none;
}

input[type=button] {
    cursor: pointer;
    outline: none;
    -webkit-appearance: none;
}

input[type=button]:focus {
    outline: none;
}

.clearfix {
    *zoom: 1;
}

.clearfix:before {
    display: table;
    content: "";
}

.clearfix:after {
    clear: both;
    display: block;
    content: "";
    height: 0;
    overflow: hidden;
    visibility: hidden;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.clear {
    clear: both;
}

.height10 {
    height: 10px;
    clear: both;
}

.height15 {
    height: 15px;
    clear: both;
}

.height20 {
    height: 20px;
    clear: both;
}

.height25 {
    height: 25px;
    clear: both;
}

.height30 {
    height: 30px;
    clear: both;
}

.height40 {
    height: 40px;
    clear: both;
}

.textHidden {
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.transition500 {
    transition: 500ms ease-out;
    -webkit-transition: 500ms ease-out;
    -ms-transition: 500ms ease-out;
    -moz-transition: 500ms ease-out;
    -o-transition: 500ms ease-out;
}

.transition800 {
    transition: 800ms ease-out;
    -webkit-transition: 800ms ease-out;
    -ms-transition: 800ms ease-out;
    -moz-transition: 800ms ease-out;
    -o-transition: 800ms ease-out;
}

.transition1200 {
    transition: all 1200ms ease-out;
    -webkit-transition: all 1200ms ease-out;
    -ms-transition: all 1200ms ease-out;
    -moz-transition: all 1200ms ease-out;
    -o-transition: all 1200ms ease-out;
}

.header {
    height: 78px;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 40;
    -webkit-transition: background-color .3s ease-out, top .5s ease;
    -o-transition: background-color .3s ease-out, top .5s ease;
    transition: background-color .3s ease-out, top .5s ease;
}

.header-bg {
    height: 78px;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 20;
    background: black;
    opacity: 0.4;
    display: none;
}

.header.on,
.header.page-header {
    background-color: #514f4e8c;
    height: 78px;
}

body {
    overflow-x: hidden;
    width: 100%;
}

.header .logo {
    margin-left: 30px;
    margin-top: 10px;
}

.header .logo a {
    height: 2rem;
    background: url("../images/ico.png") no-repeat left center;
    display: block;
    width: 2rem;
    overflow: hidden;
}

.header .logo:hover a {
    width: 170px;
}

.header.on .logo a,
.header.page-header .logo a {
    background: url("../images/logo-on.png") no-repeat left center;
    width: 57px;
    overflow-y: hidden;
}

.header.on .logo:hover a,
.header.page-header .logo:hover a {
    width: 170px;
}

.header .icon01 {
    margin-right: 30px;
    margin-top: 30px;
}

.header .icon01 a {
    width: 26px;
    height: 26px;
    display: block;
    background: url("../images/icon01.png") no-repeat center center;
}

.header.on .icon01 a,
.header.page-header .icon01 a {
    background: url("../images/icon01-on.png") no-repeat center center;
}

.header .nav ul li {
    float: left;
    line-height: 80px;
}

.header .nav ul li a {
    color: #fff;
    font-size: 16px;
    padding: 0 50px;
}

.header.on .nav ul li a,
.header.page-header .nav ul li a {
    color: white;
}

.header.on .nav ul li a:hover {
    background: #7c9eff;
    color: #fff;
    line-height: 80px;
    display: block;
}

.footer {
    padding: 0px 55px;
    padding-top: 120px;
    background: #222;
}

.footer .tel {
    text-align: center;
    font-size: 16px;
    color: #999;
    margin-bottom: 45px;
}

.footer .footer-item {
    position: relative;
    margin-top: 45px;
    margin-bottom: 50px;
    min-height: 30px;
}

.footer .footer-item .left {
    position: absolute;
}

.footer .footer-item a {
    opacity: 0.4;
}

.footer .footer-item a:hover {
    opacity: 1;
}

.footer .footer-item .middle {
    text-align: center;
}

.footer .footer-item .middle a {
    display: inline-block;
    margin: 0px 30px;
    color: #777;
    opacity: 1;
}

.footer .footer-item .middle a:hover {
    color: #999;
}

.footer .footer-item .right {
    right: 0;
    position: absolute;
    top: 0;
}

.footer .footer-item .right .list {
    float: left;
    margin-left: 5px;
    position: relative;
}

.footer .footer-item .right .list>div {
    position: absolute;
    width: 180px;
    height: 230px;
    top: -230px;
    left: -120px;
    display: none;
}

.footer .footer-item .right .list02 .box {
    background: url("../images/wechat-img.png"/*tpa=http://www.xnvision.com/skin/images/wechat-img.png*/
    ) no-repeat center top;
}

.footer .footer-item .right .list03 .box {
    background: url("../images/ewm-img.png"/*tpa=http://www.xnvision.com/skin/images/ewm-img.png*/
    ) no-repeat center top;
    left: -150px;
}

.footer .footer-item .right .list:hover>div {
    display: block;
}

.footer .copy {
    height: 100px;
    border-top: 1px solid #333;
    line-height: 89px;
    color: #777;
}

.footer .copy a {
    color: #444
}

.footer .links {
    height: 50px;
    border-top: 1px solid #333;
}

.footer .links>* {
    color: #444;
    font-size: 12px;
    margin-right: 22px;
    line-height: 50px;
}

.talk-model {
    width: 380px;
    height: 560px;
    position: fixed;
    right: 10px;
    bottom: 10px;
    background: #fff;
    z-index: 1000;
    box-shadow: 0px 0px 15px #ccc;
    border-radius: 5px;
    overflow: hidden;
    display: none;
}

.talk-model .close {
    position: absolute;
    right: 20px;
    top: 30px;
    width: 20px;
    height: 20px;
    background: url("../images/icon17.png"/*tpa=http://www.xnvision.com/skin/images/icon17.png*/
    ) no-repeat center center;
    cursor: pointer;
    z-index: 2;
}

.talk-model .close:hover {
    transform: rotate(180deg);
    -webkit-transform: rotate(180deg);
    -moz-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
}

.talk-model .top {
    background: #333 url("../images/talk-logo.png"/*tpa=http://www.xnvision.com/skin/images/talk-logo.png*/
    ) no-repeat 20px center;
    height: 80px;
    color: #fff;
    padding-left: 65px;
    padding-top: 18px;
    line-height: 22px;
    position: relative;
}

.talk-model .top .tit {
    font-size: 16px;
    font-weight: bold;
}

.talk-model .top .ts {
    font-size: 12px;
}

.talk-model .top.on {
    background: #333 url("../images/talk-logo.png"/*tpa=http://www.xnvision.com/skin/images/talk-logo.png*/
    ) no-repeat 60px center;
    padding-left: 105px;
}

.talk-model .top.on .backicon {
    width: 13px;
    height: 100%;
    background: url("../images/icon16.png"/*tpa=http://www.xnvision.com/skin/images/icon16.png*/
    ) no-repeat center center;
    position: absolute;
    left: 20px;
    top: 0;
    cursor: pointer;
}

.talk-model .talk01 {
    position: absolute;
    width: 380px;
}

.talk-model .talk01-con {
    height: 380px;
    overflow-y: auto;
}

.talk-model .talk01 .list {
    height: 95px;
    padding: 30px 20px;
}

.talk-model .talk01 .list .tx {
    width: 55px;
}

.talk-model .talk01 .list .tx i {
    width: 35px;
    height: 35px;
    display: block;
    border-radius: 100%;
    background: #f6f6f6 url("../images/talk-logo02.png"/*tpa=http://www.xnvision.com/skin/images/talk-logo02.png*/
    ) no-repeat center center/16px auto;
}

.talk-model .talk01 .list .right {}

.talk-model .talk01 .list .right .name {
    line-height: 15px;
}

.talk-model .talk01 .list .right .name .fl {
    font-weight: bold;
    color: #333;
}

.talk-model .talk01 .list .right .name .fr {
    color: #ccc;
}

.talk-model .talk01 .list .right .txt {
    font-size: 12px;
    background: url("../images/icon21.png"/*tpa=http://www.xnvision.com/skin/images/icon21.png*/
    ) no-repeat right center;
    padding-right: 25px;
    margin-top: 5px;
}

.talk-model .talk01>a {
    margin-top: 30px;
}

.talk-model .talk01>a img {
    vertical-align: middle;
    margin-right: 10px;
}

.talk-model a.index-more {
    background: #12d07c;
    color: #fff;
    box-shadow: 0px 0px 15px #52f5ad;
    -webkit-box-shadow: 0px 0px 15px #52f5ad;
}

.talk-model .talk02 {
    position: absolute;
    width: 380px;
    left: -100%;
}

.talk-model .talk02 .talk-logo {
    padding: 50px 0px;
    text-align: center;
    background: #f1f1f1
}

.talk-model .talk02 .talk-logo i {
    width: 65px;
    height: 65px;
    display: block;
    border-radius: 100%;
    background: #fff url("../images/talk-logo02.png"/*tpa=http://www.xnvision.com/skin/images/talk-logo02.png*/
    ) no-repeat center center;
    margin: 0 auto;
}

.talk-model .talk02 .talk-logo .name {
    font-size: 18px;
    color: #333;
    font-weight: bold;
    margin: 10px 0px;
}

.talk-model .talk02 .talk-logo .txt {
    font-size: 12px;
}

.talk-model .talk02 .talk-con {
    padding: 20px;
    background: #fff;
    overflow-y: auto;
    height: 190px;
}

.talk-model .talk02 .talk-con .list {
    margin-bottom: 10px;
}

.talk-model .talk02 .talk-con .list p {
    padding: 10px;
    border-radius: 5px;
    font-size: 12px;
    color: #fff;
    width: 270px;
    line-height: 20px;
}

.talk-model .talk02 .talk-con .list p.p01 {
    background: #12d07c;
}

.talk-model .talk02 .talk-con .list p.p02 {
    background: #333;
}

.talk-model .talk02 .talk-con .list .data {
    font-size: 12px;
    color: #999;
    margin-top: 5px;
}

.talk-model .talk02 .talk-sub-box {
    height: 70px;
    background: #f1f1f1;
    padding-left: 10px;
    padding-top: 18px;
}

.talk-model .talk02 .talk-sub-box input[type='text'] {
    background: none;
    height: 35px;
    width: 280px;
    float: left;
}

.talk-model .talk02 .talk-sub-box i {
    display: block;
    width: 16px;
    height: 16px;
    float: left;
    cursor: pointer;
    margin-left: 15px;
    margin-top: 8px;
}

.talk-model .talk02 .talk-sub-box i.icon19 {
    background: url("../images/icon19.png"/*tpa=http://www.xnvision.com/skin/images/icon19.png*/
    ) no-repeat center center;
}

.talk-model .talk02 .talk-sub-box i.icon18 {
    background: url("../images/icon18.png"/*tpa=http://www.xnvision.com/skin/images/icon18.png*/
    ) no-repeat center center;
}

i {
    display: inline-block;
    vertical-align: middle;
}

.w {
    min-width: 1200px;
}

.undis {
    display: none;
}

.abs {
    position: absolute !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    margin: auto !important;
}


.caseD-img img {
    display: block;
    max-width: 100%
}

.backTop {
    bottom: 2% !important;
    display: none;
    cursor: pointer;
}

@media screen and (min-device-width: 320px)and (max-width: 736px) {
    * {
        padding: 0px;
        margin: 0px;
    }
    body {
        font-family: "微软雅黑";
        width: 100%;
    }


    .service-page .header .logo a {
        background: url(../images/logo-on.png) no-repeat left center;
        overflow-y: hidden;
    }

    .header .logo a {
        height: 67px;
        background: url(../images/logo.png) no-repeat left center;
        display: block;
        width: 57px;
        overflow: hidden;
    }

    a {
        text-decoration: none;
        color: #333;
        -webkit-transition: .5s;
        -o-transition: .5s;
        -moz-transition: .5s;
        transition: .5s;
    }
    .header .fr {
        float: right;
    }
    ul {
        list-style: none;
    }
    .header .nav ul li {
        float: left;
        line-height: 80px;
    }
    .header .nav ul li a {
        color: #fff;
        font-size: 16px;

        padding: 8px;
    }
    .footer .footer-item .middle a {
        display: inline-block;
        margin: 0px 2px;
        color: #777;
        opacity: 1;
    }
    .footer {
        padding: 30px 0px 10px 0px;
    }
    #foot_f1 {
        text-align: center;
        width: 80%;
        margin: 0 auto;
        float: none;
    }

    .footer .fr {
        display: block;
        width: 294px;
        margin: 0 auto;
        float: none;
    }
    .footer .copy {
        /* height: 100px; */
        border-top: 1px solid #333;
        line-height: px;
        color: #777;
        padding-top: 20px;
        padding-bottom: 10px;
        height: auto;
        line-height: 30px;
    }
    .tit .fr {
        float: none;
    }

    .case-box .list .tit {
        font-size: 14px;
        color: #333;
        padding-left: 0px;
        line-height: 20px;
        height: auto;
        background: #f4f4f4;
        position: relative;
        z-index: 10;
        text-align: center;
    }
    .case-box .list .tit i {
        background: url(../images/yybg.png) no-repeat -331px -231px;
        width: 16px;
        height: 16px;
        margin-top: 16px;
        margin-right: 5px;
        /* display: block; */
        /* margin: 0 auto; */
    }

    .case-box {
        padding: 0 16px;
    }
    .footer .footer-item {
        position: relative;
        margin-top: 0px;
        margin-bottom: 0px;
        min-height: 30px;
    }
    .footer .tel {
        text-align: center;
        font-size: 16px;
        color: #999;
        margin-bottom: 20px;
    }
    .caseD-tab a {
        height: 40px !important;
        width: 60px !important;
        float: left;
        border-right: 1px solid #333;
        position: relative;
        background-image: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    .caseD-tab {
        height: 40px;
        background: #222;
        padding-left: 12px;
    }
    .case-banner span {
        font-size: 12px;
        color: #999;
        margin-left: 10px;
        margin-top: 90px;
        display: inline-block;
    }
    .case-banner {
        height: 120px;
        background: #222;
        border-bottom: 1px solid #333333;
        padding: 0 30px;
        color: #fff;
        font-size: 20px;
        margin-top: -50px;
    }
    .header {
        background: rgba(255, 255, 255, 0.2);
        height: 50px;
    }
    .header .logo a {
        height: 2rem;
        background: url(../images/ico.png) no-repeat left center;
        display: block;
        width: 2rem;
        overflow: hidden;
    }
    .header .nav ul li {
        float: left;
        line-height: 50px;
        height: 50px;
    }
    .height40 {
        height: 20px;
        clear: both;
    }
    .height10 {
        height: 10px;
        clear: both;
    }
    .header .logo {
        margin-left: 5px;
        margin-top: 0px;
        float: left;
    }

    .header.on,
    .header.page-header {
        background-color: rgba(61, 73, 89, 0.3);
        top: -10px;
        height: 60px;
    }

    .on .logo a {
        height: 50px;
        background: url(../images/logo.png) no-repeat left center;
        display: block;
        width: 57px;
        overflow: hidden;
    }
    .on .nav ul li {
        float: left;
        line-height: 70px;
        height: 50px;
    }
    .on .height40 {
        height: 20px;
        clear: both;
    }
    .on .height10 {
        height: 10px;
        clear: both;
    }
    .on .logo {
        margin-left: 5px;
        margin-top: 10px;
    }
    .service-page .header .nav ul li a {
        color: #FFFFFF;
    }
    .on .nav ul li a {
        color: #000000 !important
    }
    .case-box .list {
        padding: 0 7px;
        width: 50%;
        float: left;
        margin-top: 20px;
    }
    #bg {
        background-color: rgba(0, 0, 0, 0.6)
    }
    .service-box02 {
        color: #fff;
        padding: 0px 0px!important;
        margin-top: 20px;
        background-size: 100%;
        background-repeat: repeat;
    }
    .brand ul {
        background-color: transparent!important;
        width: 100%;
        height: 660px!important;
        margin: 50px auto 0!important;
    }
    .service-tit {
        font-size: 22px;
        text-align: center;
        padding-right: 10px;
        padding-left: 10px;
        padding-top: 50px;
    }
}


/*official_case*/

#official_case{
    padding: 50px 0;
    max-width: 960px;
    margin: 0 auto;
}
#official_case p{
    margin: 5px 0!important;
}
#official_case img{
    max-width: 960px;
}