.ann_box {
    width: 1200px;
    min-height: 200px;
    background: rgba(247, 247, 247, 1);
    margin-top: 30px;
    overflow: hidden;
    transition: all 0.4s ease-in-out;
}

.ann_box:hover {
    width: 1300px;
    margin-left: -50px;
    clear: both;
}

.ann_box:hover .ann_title {
    color: rgba(250, 0, 53, 1);
    width: 1100px;
}

.ann_box:hover .ann_intro {
    width: 1100px;
}

.ann_title {
    width: 1000px;
    font-size: 22px;
    font-weight: bold;
    color: rgba(32, 32, 32, 1);
    float: left;
    margin-top: 34px;
    margin-left: 31px;
    transition: all 0.4s ease-in-out;
}

.ann_info {
    width: 1000px;
    font-size: 16px;
    font-weight: 400;
    color: rgba(153, 153, 153, 1);
    float: left;
    margin-top: 22px;
    margin-left: 31px;
}

.ann_intro {
    width: 1000px;
    font-size: 14px;
    font-weight: 400;
    color: rgba(32, 32, 32, 1);
    float: left;
    margin-top: 19px;
    margin-left: 31px;
    word-wrap: break-word;
    word-break: break-all;
    overflow: hidden;
    margin-bottom: 34px;
    transition: all 0.4s ease-in-out;
}

.ann_v {
    width: 4px;
    height: 100%;
    background: rgba(255, 255, 255, 1);
    float: right;
    margin-right: 24px;
}

.ann_more {
    width: 19px;
    height: 34px;
    float: right;
    margin-right: 24px;
    background: url("../image/icon_gsxw_qygg_wxz@2x.png");
}

.latest_news_div {
    width: 100%;
    height: auto;
    background: rgba(247, 247, 247, 1);
    overflow: hidden;
}

.latest_news_div:hover .ann_title {
    color: rgba(250, 0, 53, 1);
}

.ann_img {
    width: 400px;
    min-height: 300px;
    object-fit: cover; /* test */
    float: left;
}

.ann_btn {
    width: 100px;
    height: 40px;
    background: rgba(251, 0, 54, 1);
    border-radius: 4px;
    font-size: 14px;
    font-weight: 400;
    color: rgba(255, 255, 255, 1);
    line-height: 36px;
    text-align: center;
    outline: none;
    border: 0;
    margin-top: 37px;
    margin-left: 31px;
    margin-bottom: 34px;
    float: bottom;
}