@charset "utf-8";

/* CSS Document */

body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td { margin:0; padding:0;font-family:"微软雅黑";font-size:14px;}

table { border-collapse:collapse; border-spacing:0; margin:0; padding:0;}

textarea{resize:none;}

li{list-style:none;}

fieldset, img { border:0; }

img{ vertical-align:top;}

address, caption, cite, code, dfn, th, var { font-style:normal; font-weight:normal; }

ol, ul { list-style:none; }

h1, h2, h3, h4, h5, h6 { font-size:100%; font-weight:normal; }

abbr, acronym { border:0; }

em,i{font-style: normal;}

.clear{zoom:1;}

.clear:after{ content:""; display:block; clear:both;}

a{ text-decoration:none; cursor:pointer;}

a:hover{ text-decoration:none; cursor:pointer; }

a:focus { outline-style:none;}

.base{
    width: 1100px;
    margin:0 auto;
}
.fl{
    float: left;
}
.fr{
    float: right;
}
/*banner*/
.banner{
    height:555px;
    background: url(../img/banner.jpg) no-repeat center top;
}

/*contain1*/
.contain1{
    height: 742px;
    background: url(../img/con1_bg.jpg) no-repeat center top;
}
.contain1 .base{
    padding-top:75px;
}
.biaoti{
    text-align: center;
    margin-bottom:45px;
}
.biaoti span{
    font-size: 24px;
    color:#93a4c3;
    display: block;
    padding-top: 5px;
}
.con1_wrap{
    overflow: hidden;
    width: 1100px;
    height: 500px;
    position: relative;
    background: #000;
}
.con1_video{
    width: 830px;
    height: 500px;
}
.con1_right{
    width: 270px;
    overflow: hidden;
    height: 500px;
    background: #2e2e2e;
}
.con1_container{
    position:relative;
}
.con1_container h4{
    padding-top:15px;
    color:#fff;
    font-size: 18px;
    text-align: center;
    margin-bottom: 20px;
}
.con1_container ul li{
    width:250px;
    padding-left: 20px;
    height:40px;
    margin-bottom: 25px;
    cursor: pointer;
}
.con1_container ul li span{
    display: block;
    color:#fff;
    font-size: 16px;
}
.con1_container ul li i{
    color:#999;
    font-size: 14px;
    display: block;
    width:250px;
    overflow:hidden;
    white-space: nowrap;
    text-overflow:ellipsis;
}
.scroll{
    width:300px;
    height:390px;
    overflow-y:scroll;
}
.con1_container .down{
    position: absolute;
    bottom:-30px;
    left:130px;
    display: block;
    width: 15px;
    height: 15px;
    background: url(../img/down.png) no-repeat center top;
}
/*contain2*/
.contain2{
    background:url(../img/con2_bg.jpg) no-repeat center top;
    height: 1535px;
}
.contain2 .base{
    padding-top: 25px;
}
.con2_wrap{
    height: 400px;
    position: relative;
    width:1100px;
}
.con2_wrap img{
    position: absolute;
    top:0px;
}
.con2_wrap img:nth-child(1){
    left:0px;
}
.con2_wrap img:nth-child(2){
    right:0px;
}
.con2_wrap span{
    display: block;
    position: absolute;
    bottom: 0px;
    width: 550px;
    height:60px;
    line-height: 60px;
    font-size: 24px;
    color:#182640;
    font-weight: bold;
    text-align: center;
}
.con2_wrap span:nth-child(3){
    left:0;
}
.con2_wrap span:nth-child(4){
    right:0;
}
.contain2 .base:nth-child(2){
    padding-top:64px;
}
.con3_list{
    overflow: hidden;
}
.con3_list li{
    width:354px;
    height:370px;
    margin:0 19px 20px 0;
    float: left;
}

.con3_list li:nth-child(3n){
    margin-right: 0px;
}
.con3_list li div:nth-child(1){
    width:352px;
    height:214px;
    border:1px solid #fff;
    position: relative;
}
.con3_list li div:nth-child(1) span{
    display: block;
    position: absolute;
    width:52px;
    height:52px;
    border-radius: 50%;
    right:19px;
    bottom: 13px;
    background: url(../img/con3_video.png) no-repeat center;
}
.con3_list li:hover div:nth-child(1) span,.con4_list2 li:hover div span{
    transform:rotate(360deg);
    -webkit-transform:rotate(360deg);
    -moz0transform:rotate(360deg);
    -ms-transform:rotate(360deg);
    -o-transform:rotate(360deg);
    transition:.3s;
    -webkit-transition:.3s;
    -moz-transition:.3s;
    -ms-transition:.3s;
    -o-transition:.3s;
}
.con3_list li div:nth-child(2){
    width:352px;
    height:90px;
    border:1px solid #dddddd;
    border-top: 0px;
    background: #fff;
    padding-top: 15px;
    position: relative;
}
.con3_list li div:nth-child(2) h5{
    margin-bottom: 3px;
    text-align: center;
}
.con3_list li div:nth-child(2) p{
    width: 185px;
    height: 30px;
    position: absolute;
    left:50%;
    margin-left: -92px;
    bottom:-1px;
    background: #28a5dd;
    font-size: 16px;
    color:#fff;
    line-height: 22px;
    text-align: center;
    line-height: 30px;
}
.c-alert {
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    top: 0;
    left: 0;
    z-index: 1000;
    display: none;
}
.c-alert .alert-video {
    height: 440px;
    width: 580px;
    color: #bbb;
    border: 1px solid #444;
    padding: 3px;
    position: fixed;
    left: 50%;
    top: 50%;
    margin: -220px 0 0 -290px;
    z-index: 100;
}
.c-alert .alert-close {
    width: 25px;
    height: 29px;
    position: absolute;
    right: -16px;
    top: -15px;
    cursor: pointer;
}


/*contain4*/
.contain4{
    height:600px;
    background: #28a5dd;
}
.contain4 .biaoti{
    margin-bottom: 70px;
    font-size: 40px;
    color:#fff;
    font-weight: bold;
}
.contain4 .base{
    padding-top: 50px;
}
.contain4 .biaoti span{
    color:rgba(255,255,255,.3);
    font-weight: normal;
}
.con4_list{
    overflow: hidden;
}
.con4_list li{
    float: left;
    width: 365px;
    height: 78px;
    margin-bottom: 46px;
    border-right:1px solid rgba(255,255,255,.2);
    text-align: center;
    position: relative;
}
.con4_list li:nth-child(3n){
    border:0;
}
.con4_list li span{
    display: block;
    width:356px;
    height: 68px;
    background:#001941;
    position: absolute;
    top:0;
    left:0;
    padding:5px;
    display: none;
}
.con4_list li span i{
    display: block;
    width:354px;
    height: 66px;
    border:1px dashed #28a5dd;
    text-align: center;
    line-height: 68px;
    font-size: 24px;
    color:#28a5dd;
}
.con4_list li:hover span{
    display: block;

}
/*contain5*/
.contain5{
    height: 543px;
    background:url(../img/con5_bg.jpg) no-repeat center top;
}
.contain5 .base{
    padding-top:95px;
}
.contain5 h3{
    font-size: 34px;
    color:#28a5dd;
    width: 206px;
    margin:0 auto 74px;
    border-bottom:3px solid rgba(40,165,221,.5)
}
.contain5 .form p{
    width: 390px;
    margin:0 auto 23px;
    height: 50px;
}
.contain5 .form p span{
    display: block;
    float: left;
    width: 48px;
    height: 50px;
    background: #001941 url(../img/con5_img1.png) no-repeat center ;
}
.contain5 .form p:nth-child(2) span{
    background: #001941 url(../img/con5_img2.png) no-repeat center ;
}
.contain5 .form p input{
    float: left;
    width: 342px;
    height: 50px;
    border:1px solid rgba(40,165,221,.6);
    background: rgba(255,255,255,0);
    border-left:0;
    box-sizing:border-box;
    padding-left: 15px;
    font-size: 16px;
    outline: none;
}
.contain5 .form p:nth-child(1) input{
    border:0;
    color:#000;
    background: #fff;
}
.contain5 .form p:nth-child(2) input{
    color:#28a5dd;
}
.contain5 .form button{
    display: block;
    border:0;
    margin:55px auto 0;
    width: 187px;
    height: 46px;
    line-height: 46px;
    text-align: center;
    border-radius: 23px;
    background: #28a5dd;
    color:#000;
    font-size: 20px;
    outline: none;
}