@charset "utf-8";
/* CSS Document */

* {
    padding: 0;
    margin: 0
}

ul,
ol {
    list-style-type: none
}

a {
    text-decoration: none
}

img {
    border: 0
}

.qingchu {
    clear: both
}

h2 {
    font-family: "微软雅黑";
}

.ov2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    color: #333333;
    font-family: "微软雅黑";
    font-size: 30px;
    
}

.ov3 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    color: #ffffff;
    font-family: "微软雅黑";
    font-size: 30px;
}

.ov4 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    color: #333333;
    font-family: "微软雅黑";
    font-size: 24px;
}

.ov5 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    color: #333333;
    font-family: "思源黑体 CN";
    font-size: 32px;
}

.bt {
    width: 904px;
    margin: auto;
    height: 186px;
    
}

.btpc {
    width: 1063px;
    margin: auto
}

.sp {
    width: 930px;
    margin: auto;
    height: 500px;
    position: relative
}

h2 .da {
    text-align: left;
    margin-bottom: 50px;
}

body {
    background-color: #11bcce;
}

.yszmasnn {
    width: 100%;
        max-width: 1920px;
        margin: auto;
        position: relative;
        background: url(yszmasnn.jpg) no-repeat top;
        background-size: auto;
        
}
.one{ width: 904px;margin: auto; height: 1499px;}
.two {
    width: 904px;
    margin: auto;
    height: 1329px;
    overflow: hidden;
}


 .three {
    width: 980px;
        margin: auto;
        overflow: hidden;
        overflow-x: auto;
        margin-top:30px
 }
 .threelie {
     width: 904px;
     margin: auto
 }

 .three .ssgjl {

     width: 100%;
    height: 506px;
     margin-top: 45px;
     overflow: hidden;
    position: relative;
 }

 .three .ssgjl img {
     width: 100%;
     height: 506px;
     position:absolute;
     left: 0;
     top: 0;

 }

 .three .ssgjl h2 {
     width: 100%;
     margin: auto;
     position: absolute;
     left: 0;
     bottom: 0;
     background-color: rgba(0, 0, 0, 0.5);
     padding: 25px;
 }


 .three .ssgjr {

     width: 100%;
     margin-top: 30px;
     display: inline;
 }

 .three .ssgjr ul {
     margin-top: 30px;
 }

 .three .ssgjr ul li {
     width: 100%;
     height: 196px;
     overflow: hidden;
     margin-bottom: 30px;
 }

 .three .ssgjr ul li .ssggw {
     float: left;
     width: 608px;
     height: 196px;
     background-color: #ffffff;
 }

 .three .ssgjr ul li h2 {
     width: 560px;
     margin: auto;
     margin-top: 26px;
     margin-left: 26px;
 }

 .three .ssgjr ul li img {
     float: right;
     width: 296px;
     height: 196px;
 }

 


  .four {
       width: 980px;
        margin: auto;
        margin-top:113px
  }
.fourlie {
    width: 980px;
    margin: auto;
    overflow: hidden;
    margin-top: 30px;
}

.tablie {
    width: 980px;
    margin: auto;
}

/* 新增 tab 切换样式 */
.tab-nav {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    height: 100px;
    overflow: hidden;;
}

.tab-nav li {
    cursor: pointer;
    margin-left: 33px; 
}

.tab-nav li.active {
    
}

.tab-content {
    padding: 20px;
    display: none;
    background: #ffffff;
}

.tab-content.active {
    display: block;
}

.tab-content .tablie{
    width: 900px;
    margin: auto;
}
.tab-content ul {
    width: 950px;
    margin: auto;
    margin-top: 40px;
}

.tab-content ul li {
    float: left;
    width: 430px;
    height: 376px;
    background: #e9f9ff;
    margin-bottom: 40px;
    margin-right: 40px;
    display: inline;
    overflow: hidden;
}
.tab-content ul li img{
    width: 430px;
    height: 286px;
}
.tab-content ul li h2 {
    padding: 10px;
}



    


.footer{
    width: 100%;
    margin: auto;
    background: url(footer.png) no-repeat center;
    background-size: cover;
    height:401px;  
    margin-top:148px;
}