.page-box{

    padding-left: 60px;

    padding-top: 40px;

    text-align: center;

}



.page-box .it{

    display: inline-block;

    height: 40px;

    line-height: 40px;

    padding: 0 20px;

    color: #999;

    font-size: 12px;

    background: #eee;

    cursor: pointer;

    margin: 0 10px;

    position: relative;

}



.page-box .prev,

.page-box .next{

    width: 100px;

}



.page-box .prev:after,

.page-box .next:after{

    position: absolute;

    top: 13px;

    content: '';

    width: 14px;

    height: 17px;

}



.page-box .prev{

    padding-right: 30px;

}



.page-box .prev:after{

    right:15px;

    background: url("../images/m4.png") no-repeat;

    background-size: contain;

}



.page-box .prev:hover:after{

    top: 14px;

    right:15px;

    background: url("../images/m6.png") no-repeat;

    background-size: contain;

    transform: rotate(180deg);

}



.page-box .next{

    padding-left: 30px;

}



.page-box .next:after{

    left:15px;

    background: url("../images/m4.png") no-repeat;

    background-size: contain;

    transform: rotate(180deg);

}



.page-box .next:hover:after{

    top: 12px;

    right:15px;

    background: url("../images/m6.png") no-repeat;

    background-size: contain;

    transform: rotate(0deg);

}





.wrap-det{

    padding: 110px;

}



.wrap-det .w1200{

    position: relative;

}



.wrap-det .nn{

    font-size: 0;

    position: absolute;

    left: 0;

    top: -170px;

    background: #fff;

    border: 1px solid #eee;

}



.wrap-det .nn .link{

    display: inline-block;

    background: #0079c3;

    color: #fff;

    text-align: center;

    width: 199px;

    font-size: 16px;

    height: 60px;

    line-height: 60px;

}



.wrap-det .nn .link .text{

    height: 30px;

    line-height: 30px;

    margin-top: 15px;

    border-right: 1px solid #fff;

}



.wrap-det .nn .active .text,

.wrap-det .nn .link:last-child .text{

    border-right: 0;

}



.wrap-det .nn .active{

    width: 400px;

    color: #0079c3;

    font-weight: bold;

    background: #fff;

}



.wrap-det .items{

    font-size: 0;

}



.wrap-det .item{

    width: 376px;

    background: #e5e5e5;

    display: inline-block;

    margin: 35px 35px 0 0;

}



.wrap-det .item:nth-of-type(3n){

    margin-right: 0;

}



.wrap-det .item .img{

    width: 100%;

    height: 378px;

    overflow: hidden;

    position: relative;

}



.wrap-det .item:hover .img:after{

    position: absolute;

    left: 0;

    top: 0;

    background: url("../images/mm.png") no-repeat;

    background-size: contain;

    width: 378px;

    height: 378px;

    content: '';

    cursor: pointer;

}



.wrap-det .item h3{

    height: 80px;

    line-height: 80px;

    text-align: center;

    background: #e5e5e5;

    font-size: 14px;

    color: #686868;

    font-weight: 500;

}