.index-header{
    position: fixed;
    top:0;
    left:0;
    min-width: 1200px;
    width: 100%;
    display: flex;
    flex-direction: row;
    z-index: 999;
    justify-content: center;
    /*align-items: center;*/

}
.index-header .index-box{
    display: flex;
    flex-direction: row;
    min-width: 1200px;
    width: 90%;
    align-items: center;
}
.index-header .index-logo{
    padding:25px 0;
}
.index-header .index-logo img{height: 45px}
.index-header .index-nav-list{
    margin-left: auto;
}
.index-header .index-nav-list .item{
    padding: 15px 20px;
    color: #fff;

}
.index-header .index-nav-list .item:hover{
    color:#0c6db6;
}
.index-header-bg{
    background-color: #fff;
    border-bottom: 1px solid #efefef;
}
.index-header-bg .index-logo{
    padding: 15px 0;
}
.index-header-bg .index-logo img{height: 45px}
.index-header-bg .index-nav-list .item{
    padding: 15px 20px;
    color: #333;

}

/*banner*/




#index-banner {
    width: 100%;

}
.banner {
    position: relative;
    width: 100%;
    min-width: 1200px;
    height: 700px;
    min-height: 300px;
    top: 0;
    left: 0;
    margin: 0 auto;
    z-index: 10;

    background: #ccc;
}
.banner .box-list {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;

    transition: 2s ease;
    opacity: 0;
    position: absolute;
    left:0;
    top:0;
    overflow: hidden;
}
.banner .box-list-this{
    opacity: 1;
}
.banner .box-list .img {
    position: absolute;
    left:0;
    top:0;
    width: 100%;

}




.bottom {
    position: absolute;
    bottom: 10px;
    display: inline-block;
    transform: translateX(50%);
    right: 50%;
    z-index: 20;
}
.bottom .dian {
    position: relative;

    width: 16px;
    height: 8px;
    border-radius: 7px;
    /*background-color: #0000FF;*/
    box-shadow: 0px 0px 1px 1px #ccc;
    /*opacity: 0.2;*/
    margin: 10px;
    display: inline-block;
    background: rgba(255,255,255,0.5) !important;
    cursor:pointer;
    /* span是行内元素 */
}
/* 圆圈圈激活后*/
.bottom .active {
    /*数值分别是：水平偏移，上下偏移，模糊，大小，颜色 */
    width: 40px;
    box-shadow: 0px 0px 1px 1px #00A79B;
    /*background-color: #a0cfff !important;*/
    /*opacity: 0.6;*/
}
.bottom .line{
    position: relative;
    z-index: 2;
    background: #00A79B;
    height: 8px;
    /*transition: 0.7s infinite;*/
    transition-property: width, height, background, opacity;
    transition-duration: 0.5s;
}

.txt{
    position: relative;
    z-index: 1;
    padding-top: 100px;
    width: 1200px;
    font-size: 60px;
    color:#fff;
}


/*产品服务*/

.product-index{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 1200px;
    width: 100%;
    padding: 80px 0;
}


.product-box{
    margin-top: 40px;
    position:relative;
    display: flex;
    flex-direction: row;
    min-width: 1200px;
    width: 80%;

}
.product-box li{overflow:hidden;background:#000;position:relative;}
.product-big{
    width:40%;
    padding-top: 30%;
    position:relative;
}
.product-big li{
    position: absolute;
    left: 0;
    top: 0;
    width:100%;
    height:100%;
}
.product-small{
    margin-left: 1px;
    width:60%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}
.product-small li{
    position: relative;
    padding-top: 30%;
    width:50%;
}


.product-box li img{
    position: absolute;
    left: 0;top: 0;
    max-width: 200%;
    min-width:100%;
    height:100%;transition:all .5s;opacity:0.8;


}
.product-box li .font{width:100%;height:100%;top:0;left:0;position:absolute;display: flex;justify-content: center;align-items: center}
.product-box li .font h3{font-size:36px;color:#fff;font-weight:normal;margin-bottom:20px;line-height:36px;}
.product-box li:hover img{transform: scale(1.05, 1.05);opacity:0.4;}
.product-box li .font::before,.product-box li .font::after{position:absolute;content:'';opacity:0;transition:all 0.5s;}
.product-box li .font::before{top:25px;right:15px;bottom:25px;left:15px;border-top:1px solid #fff;border-bottom:1px solid #fff;transform:scale(0,1);-webkit-transform-origin:0 0;transform-origin:0 0}
.product-box li .font::after{top:15px;right:25px;bottom:15px;left:25px;border-right:1px solid #fff;border-left:1px solid #fff;transform:scale(1,0);transform-origin:100% 0;}
.product-box li:hover .font::before,.product-box li:hover .font::after{opacity:1;transform:scale(1);transition: all 0.5s;}



.advantage{
    padding:20px 0 0;
    width: 100%;
    min-width: 1200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #efefef;

}
.advantage .advantage-list{
    position: relative;
    margin-top:20px;
    width: 100%;
    min-width: 1200px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;

}
.advantage .advantage-list .item{
    position: relative;
    cursor:pointer;
    width: 25%;
    padding-top: 32%;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #ccc;
    margin-right: 1px;
}

.advantage .advantage-list .adv-bg-001{
    background-image: url("../images/adv-001.jpg") ; background-size: cover;
}
.advantage .advantage-list .adv-bg-002{
    background-image: url("../images/adv-002.jpg") ; background-size: cover;
}
.advantage .advantage-list .adv-bg-003{
    background-image: url("../images/adv-003.jpg"); background-size: cover;
}
.advantage .advantage-list .adv-bg-004{
    background-image: url("../images/adv-004.jpg") ; background-size: cover;
}

.advantage .advantage-list .item .item-box{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.advantage .advantage-list .item .item-box:hover{
    background-color: rgba(0,0,0,0.5);
    transition: all 0.5s ease-out;
}
.advantage .advantage-list .item .title{font-size: 24px;color:#ffffff}
.advantage .advantage-list .item .description{
    margin-top: 30px;
    font-size: 16px;width: 80%;
    line-height: 200%;
    display: none;
    color: #fff;


}
.advantage .advantage-list .item :hover .description{
    display: block;
}
/*首页新闻*/
.i-news{
    width: 100%;
    min-width: 1200px;
    padding-top: 20px;
    /*overflow: hidden;*/
}
.i-news .news-box{

    min-width: 1200px;
    width: 80%;

    margin: 30px auto 20px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    position: relative;
}

.i-news .news-img{width: 590px}

.i-news .news-img .layui-carousel-ind{top:-190px !important;}
.i-news .news-img a{
    display: block;
    background-color:#f7f7f7;
    color: #333;
}
.i-news .news-img a:hover{
    background-color:#efefef;
}
.i-news .news-img .img{
    width: 100%;
    height: 380px;
    overflow: hidden;
}
.i-news .news-img .img img{width: 100%}
.i-news .news-img .title{
    padding: 0 10px;
    font-size: 18px;
    line-height: 50px;
    font-weight: bold;


}
.i-news .news-img .small-title{
    padding: 0 10px 50px;
    line-height: 30px;
    color: #666;
    height: 60px;
    font-weight: 300;
}
.i-news  .news-list{

    margin-left: 10px;
    flex-grow: 1;
    min-width: 590px;
    display: flex;
    flex-direction: column;
}
.i-news  .news-list .item{
    background-color: #f8f8f8;
    margin-bottom: 10px;padding: 10px;
    cursor: pointer;
}
.i-news  .news-list .item-end{margin-bottom: 0;}

.i-news .news-list .item:hover{
    color: #0a50a1;
    background-color: #efefef;
}
.i-news .news-list .title{
    font-size: 18px;
    height: 30px;
}


.i-news .news-list .small-title{ font-size: 14px;color: #999;
    line-height: 23px;height: 46px;overflow: hidden;font-weight: 300}





.view-title{
    font-size: 40px;
    text-align: center;
    min-width: 1200px;
    padding-bottom: 20px;
}
.view-small-title
{
    margin-top: 5px;
    font-size: 20px;
    text-align: center;
    min-width: 1200px;
    color: #333;
    font-weight: 300;
}