body{
    margin: 0;
}
.xx-news{
    width: 100%;
    margin-bottom: 120px;
}
.xx-news .xx-news-mulu{
    position: relative; 
}
.xx-news .news-content4 .content1-txt{
    display: flex;
    margin-bottom: 65px;
}
.xx-news .news-content4 .content1-txt .content1-txt-img{
    width: 580px;
    height: 360px;
}
.xx-news .news-content4 .content1-txt .content-txt-right-title{
    margin-bottom: 40px;
    font-size: 24px;
    color: #323233;
}
.xx-news .news-content4 .content1-txt .line{
    border: 1px solid #EBECF0;
    margin-bottom: 40px;
}
.xx-news .news-content4 .content1-txt .content-txt-right{
    width: 610px;
    height: 280px;
    background: #F7F9FC;
    padding: 40px;
}
.xx-news .news-content4 .content1-txt .content-txt-right li{
    font-size: 14px;
    color: #646566;
    margin-bottom: 15px;
}
.xx-news .xx-news-mulu .news-img{
    height: 432px;
    width: 100%;
    position: absolute;
    z-index: 10;
}
.xx-news .xx-news-mulu .news-img-d{
    height: 432px;
    width: 100%;
    position: absolute;
}

.xx-news .news-mulu .news-mulu-list:nth-child(2){
    color: #4573F5;
}

.xx-news .news-mulu .news-mulu-list a:nth-child(4){
    border-bottom: 2px solid #fff;
}
.xx-news .yd-nav .yd-nav-list a:nth-child(4){
    border-bottom: 4px solid #4573F5;
    color: #4573F5;
}
.xx-news .news-content1{
    width: 1200px;
    margin: 0 auto;
    
}
.xx-news .news-content1 .news-content1-title{
    font-size: 40px;
    color: #323233;
    text-align: center;
    font-weight: 600;
    margin: 70px  0;
}
.xx-news .news-content2{
    width: 1200px;
    margin: 0 auto;
    
}
.xx-news .news-content2 .news-content2-title{
    font-size: 40px;
    color: #323233;
    text-align: center;
    font-weight: 600;
    margin: 70px  0;
}
.xx-news .news-content3{
    width: 1200px;
    margin: 0 auto;
    
}
.xx-news .news-content3 .news-content3-title{
    font-size: 40px;
    color: #323233;
    text-align: center;
    font-weight: 600;
    margin: 70px  0;
}
.xx-news .news-content4{
    width: 1200px;
    margin: 0 auto;
    
}
.xx-news .news-content4 .news-content4-title{
    font-size: 40px;
    color: #323233;
    text-align: center;
    font-weight: 600;
    margin: 70px  0;
}

@media screen and (max-width: 520px){
    .xx-news{
        margin-bottom:4.8rem;
    }
    .xx-news .news-content4{
        padding: 0 2rem !important;!i;!;
    }
    .xx-news .news-content4 .content1-txt{
        margin-bottom: 2.6rem;
    }
}