.newsMainBox{
    margin: 48px auto 55px;
    width: 1200px;
    background: #FFFFFF;
    box-shadow: 0px 2px 60px 0px rgba(182,182,182,0.3400);
    box-sizing: border-box;
}
.newsMainBox h1{
    padding: 40px 0 66px;
    font-size: 20px;
    font-family: PingFang;
    font-weight: 500;
    color: #333333;
    line-height: 24px;
    text-align: center;
}
.newsMainBox p{
    margin: 0 auto;
    max-width: 1042px;
    font-size: 14px;
    font-family: PingFang;
    font-weight: 500;
    color: #333333;
    line-height: 22px;
}
.newsMainBox .mainImg {
    margin: 48px auto 0;
    width: 902px;
}
.newsMainBox .mainImg img{
    width: 100%;
}
.newsMainBox .mainImg + .mainImg{
    margin-top: 20px;
}
.newsMainBox .nextPrevBtn{
    padding: 114px 0 65px 96px;
}
.newsMainBox .nextPrevBtn h2{
    margin: 0;
    font-size: 14px;
    font-family: PingFang;
    font-weight: 500;
    color: #333333;
    line-height: 29px;
    text-align: left;
    cursor: pointer;
}
.newsMainBox .nextPrevBtn h2.active{
    color:#004080;
}
.newsNavigation{
    width: 100%;
    height: 67px;
    background: #FFFFFF;
    box-shadow: 0px 2px 40px 0px rgba(182,182,182,0.3300);
}
.newsNavigation .mainNav{
    margin: 0 auto;
    width: 1200px;
    font-size: 20px;
    font-family: PingFang;
    font-weight: 500;
    color: #004080;
    line-height: 67px;

}
.newsNavigation .mainNav span{
    cursor: pointer;
}
.newsNavigation .mainNav span::after{
    margin-left: 4px;
    content: '-';
}
.newsNavigation .mainNav span:last-child{
    color: #333333;
}
.newsNavigation .mainNav span:last-child::after{
    display: none;
}

@media only screen and (max-width:1200px ){
    .newsMainBox{
        width: auto;
        margin: 20px 10px;
    }
    .newsMainBox .mainImg{
        width: auto;
    }
    .newsMainBox .nextPrevBtn{
        padding: 30px 10px;
    }
    .newsNavigation{
        height: auto;
    }
    .newsNavigation .mainNav{
        width: 100%;
        padding: 0 10px;
        box-sizing: border-box;
        font-size: 15px;
        line-height: 34px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}