.mainbox01 .top_box{
    position: relative;
    padding: 0.25rem 0;
    border-bottom: 0.02rem solid #00528E;
    margin-bottom: 0.4rem;
}
.mainbox01 .returnBox{
    position: absolute;
    z-index: 10;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.18rem;
    color: #7E98AA;
    padding-left: 0.26rem;
    background: url(../images/z_returnHome.png) no-repeat left center / 0.14rem auto;
    display: none;
}
.mainbox01 .col_title{
    font-size: 0.32rem;
    font-weight: bold;
    color: #00528E;
    text-align: center;
}

.mainbox01 .bottom_box{
    position: relative;
}
.mainbox01 .bottom_box .news_title{
    font-size: 0.32rem;
    font-weight: bold;
    color: #232323;
    text-align: center;
    margin-bottom: 0.4rem;
    word-break: break-word;
}
.mainbox01 .bottom_box .img_box{
    position: relative;
    z-index: 5;
    width: 7.4rem;
    margin: 0 auto;
}
.mainbox01 .bottom_box .news_imgs{
    width: 100%;
    height: 0;
    padding-top: 37.7%;
    background-color: #e5e5e5;
    box-sizing: border-box;
    border: 0.1rem solid #00528E;
}
.mainbox01 .bottom_box .news_imgs img{
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.key_box{
    position: relative;
    z-index: 1;
    margin-top: -0.64rem;
    background-color: #fff;
    padding: 1.2rem 0.8rem 0.8rem;
}
.key_box .con{
    position: relative;
    z-index: 5;
}
.key_box .title{
    font-size: 0.18rem;
    font-weight: bold;
    color: #00528E;
    margin-bottom: 0.4rem;
}
.key_box ul{overflow:hidden;padding-left:0 !important;}
.key_box li{
    list-style:none !important;
    float: left;
    width: 50%;
    font-size: 0.18rem;
    padding-left: 0.3rem;
    background: url(../images/more4.svg) no-repeat left top 0.06rem / 0.17rem;
    box-sizing: border-box;
    margin-bottom: 0.25rem;
}
.key_box .sign01{
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    width: 11.46rem;
    z-index: 1;
    opacity: 1;
}
.key_box .contact{
    position: absolute;
    z-index: 10;
    left: 50%;
    bottom: 0;
    transform: translate(-50%,50%);
    width: 10rem;
    height: 0.76rem;
    line-height: 0.76rem;
    text-align: center;
    font-size: 0.18rem;
    color: #fff;
    background-color: #E5A628;
}
@media screen and (max-width:999px){
    .mainbox01 .bottom_box .img_box{width:90%;}
    .key_box{padding:60px 10px 30px;}
    .key_box .title{font-size:18px;}
    .key_box li{background-position:left top 9px;float:none;width:100%;}
    .key_box .contact{font-size:16px;}
}
@media screen and (max-width:767px){
    .mainbox01 .col_news_list .news_imgs,
    .key_box .contact{width:90%;}
    .key_box .news{width:100%;}
    .mainbox01 .returnBox{
        transform:none;
        top:-10px;
    }
}