.main-content .category{
    width: 23.75%;
    float: left;
}
.main-content .category_title{
    width: 100%;
    height: 59px;
    font-weight: bold;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 59px;
    background: #00367D;
    padding-left: 20px;
}
.main-content .category_list{
    width: 100%;
    height: auto;
}
.main-content .category_list .category_item{
    width: 100%;
    background: #F9FAFB;
    margin-bottom: 2px;
    cursor: pointer;
}
.main-content .category_list .category_item .category_item_title{
    font-size: 16px;
    color: #505050;
    line-height: 50px;
    cursor: pointer;
    padding-left: 10px;
    position: relative;
}
.main-content .category_list .category_item .category_item_title .category_item_icon{
    position: absolute;
    width: 8px;
    height: 12px;
    right: 10px;
    top: 19px;
    background: url(../images/arrow.webp) no-repeat;
}
.main-content .category_list .category_item .category_item_list{
    width: 100%;
    height: auto;
    display: none;
    background-color: rgba(138, 138, 138, 0.1);
}
.main-content .category_list .category_item .category_item_list .category_item_list_item{
    cursor: pointer;
    font-size: 18px;
    color: #505050;
    line-height: 50px;
    border-bottom: 1px solid #C1C1C1;
    margin: 0 10px;
}
.main-content .category_list .category_item .category_item_list .category_item_list_item:last-child{
    border-bottom: none;
}

.main-content .category_list .category_item.active .category_item_list{
    border-top: 1px solid #C1C1C1;
}
.main-content .category_list .category_item.active .category_item_title{
    color: #00367D;
}
.main-content .category_list .category_item.active .category_item_title .category_item_icon {
    background: url(../images/arrow-blue.webp) no-repeat;
}
.main-content .category_list .category_item .category_item_list.show{
    display: block;
}
.main-content .category_list .category_item.active .category_item_list .category_item_list_item.active{
    color: #00367D;
}
.main-content .category_list .category_item .category_item_list .category_item_list_item:hover{
    color: #00367D;
}


.main-content .news-list{
    width: 74.6%;
    height: auto;
    float: right;
}
.main-content .news-list .news-item{
    margin-bottom: 20px;
    display: flex;
    border: 1px solid #E0E0E0;
    cursor: pointer;
    padding: 20px;
}
.main-content .news-list .news-item .news-img{
    width: 260px;
    height: 140px;
}
.main-content .news-list .news-item .news-img img{
    width: 100%;
    height: 100%;
    transition: all .5s;
}
.main-content .news-list .news-item .news-info{
    width: 566px;
    margin-left: 30px;
}
.main-content .news-list .news-item .news-info .news-title{
    font-weight: bold;
    font-size: 18px;
    color: #1A1A1A;
    line-height: 20px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.main-content .news-list .news-item .news-info .news-desc{
    font-size: 12px;
    color: #666666;
    line-height: 18px;
    margin-top: 18px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.main-content .news-list .news-item .news-info .news-more{
    margin-top: 18px;
    width: 100px;
    height: 30px;
    background: #00367D;
    font-size: 12px;
    color: #FFFFFF;
    line-height: 30px;
    text-align: center;
}




.main-content .post_title{
    font-weight: bold;
    font-size: 30px;
    color: #000000;
    line-height: 33px;
    margin: 30px 0;
    text-align: center;
}
.main-content .post_content img{
    max-width: 100%;
    display: block;
    margin: 0 auto;
}
.main-content .post_content p,
.main-content .post_content span{
    text-wrap: wrap !important;
}
.main-content .post_content embed{
    max-width:100%!important;
}
.main-content .post_line{
    width: 1200px;
    height: 1px;
    background: #CECECE;
}
.main-content .post_info{
    font-size: 14px;
    color: #505050;
    line-height: 16px;
    margin: 20px 0 30px;
}
.main-content .post_info .post_info_left{
    float: left;
}
.main-content .post_info .post_info_right{
    float: right;
}

.main-content .content-bottom{
    margin: 60px 0 20px;
}
.main-content .content-bottom .prev,
.main-content .content-bottom .next{
    font-size: 14px;
    color: #505050;
    line-height: 21px;
    cursor: pointer;
}
.main-content .content-bottom .prev a,
.main-content .content-bottom .next a{
    color: #00367D;
}
.main-content .content-bottom .prev{
    float: left;
}
.main-content .content-bottom .next{
    float: right;
}


@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .main-content .news-list .news-item .news-info .news-desc{
        margin-top: 10px;
    }
}
@media only screen and (max-width: 1000px) {
    .main-content .news-list .news-item{
        padding: 10px;
    }
    .main-content .news-list .news-item .news-info .news-desc{
        margin-top: 10px;
    }
    .main-content .news-list .news-item .news-info .news-more{
        margin-top: 10px;
    }
}