.product_group {
    display: none;
}
.product_tit:hover ~ .product_group {
    display: block;
    position: absolute;
}

.product_group:hover {
    display: block;
}
.crumbs.crumbs_news {
    background-color: #f5f5f5;
}

.newsa {
    background-color: #f5f5f5;
}

.newsa_nav {
    border: 1px solid #d5d4d4;
    background-color: #eeeeee;
    border-bottom: none;
    margin: 0 auto;
    width: 100%;
}

.newsa_nav a {
    float: left;
    border-right: 1px solid #d5d4d4;
    border-bottom: 1px solid #d5d4d4;
    font-size: 16px;
    color: #333333;
    width: 148.99px;
    line-height: 53px;
    text-align: center;
}

.newsa_nav a:nth-last-child(1) {
    border-right: none;
}

.newsa_nav a.on {
    color: #333333;
    border-bottom: 2px solid #f49e15;
    background-color: #fff;
}

.newsa_nav a:hover {
    color: #333333;
    border-bottom: 2px solid #f49e15;
    background-color: #fff;
}

.newsa_group {
    margin-top: 30px;
    padding-bottom: 20px;
}

.newsa_first {
    width: 100%;
    border-bottom: 1px solid #cccccc;
    padding-bottom: 50px;
}

.newsa_first_left {
    width: 540px;
    float: left;
}

.newsa_first_left h2 {
    color: #222222;
    font-size: 20px;
    font-weight: bold;
    line-height: 35px;
}

.newsa_first_left p {
    font-size: 14px;
    line-height: 26px;
    color: #666666;
    height: 150px;
    margin-top: 30px;
}

.newsa_first_left div {
    position: relative;
    padding-left: 25px;
    margin-top: 30px;
}

.newsa_first_left div img {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
}

.newsa_first_left div i {
    display: inline-block;
    width: 1px;
    height: 12px;
    margin: 0 10px;
    background-color: #e2e2e2;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 70px;
}

.newsa_first_left div span {
    font-size: 12px;
    color: #888888;
    display: inline-block;
    line-height: 30px;
    margin-right: 25px;
}

.newsa_first_right {
    float: right;
}

.newsa_first a:hover h2 {
    color: #456598;
}

.newsa_first a:hover img {
    opacity: 0.8;
}

.newsa_first .newsa_first_right img {
    width: auto;
    max-height: 340px;
    max-width: 600px;
}

.newsa_listgroup {
    border-bottom: 1px solid #cccccc;
}

.newsa_listitem {
    width: 289px;
    padding: 30px 0;
    float: left;
    margin-right: 14px;
}

.newsa_listitem:nth-last-child(1) {
    margin-right: 0;
}

.newsa_listitem img {

}

.newsa_listitem a > img {
    width: 289px;
    height: 154px;
    object-fit: cover;
}

.newsa_listitem h2 {
    font-size: 16px;
    font-weight: bold;
    line-height: 24px;
    color: #222222;
    margin-top: 22px;
    height: 47px;
    overflow: hidden;
}

.newsa_listitem p {
    font-size: 14px;
    line-height: 22px;
    color: #888888;
    margin-top: 15px;
    height: 65px;
}

.newsa_listitem div {
    position: relative;
    padding-left: 25px;
    margin-top: 5px;
}

.newsa_listitem div img {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
}

.newsa_listitem div i {
    display: inline-block;
    width: 1px;
    height: 12px;
    margin: 0 10px;
    background-color: #e2e2e2;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 70px;
}

.newsa_listitem div span {
    font-size: 12px;
    color: #888888;
    display: inline-block;
    line-height: 30px;
    margin-right: 25px;
}

.newsa_listitem:hover h2 {
    color: #456598;
}

.newsa_listitem:hover img {
    opacity: 0.8;
}
/** 上外边距溢出解决方案： */
.before_add_table::before {
    display: table;
    content: "";
}