.article_content {
    margin: 0 9%;
}

.article_top {
    display: flex;
    /* align-items: flex-end; */
    justify-content: center;
    margin-top: 16px;
    margin-bottom: 22px;
}

.label_tag {
    display: flex;
    flex-wrap: wrap;
}

.label_tag li {
    padding: 5px 17px;
    font-family: PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #62666C;
    border-radius: 45px;
    background-color: #F6F7F8;
    border: 1px solid #F1F2F3;
    margin-right: 21px;
    margin-bottom: 5px;
}

.label_tag .label_active {
    background-color: #4931E9;
    border: 1px solid #4931E9;
    color: #FFFFFF;
}



/* 搜索 */
.article_search {
    margin-left: 6%;
    /* width: 40%; */
    display: flex;
    justify-content: center;
    align-items: center;
}

.search_title {
    font-family: PingFang SC;
    font-weight: 100;
    font-size: 13px;
    color: #62666C;
    /* margin-bottom: 10px; */
}


.search_detail {
    display: flex;
    align-items: center;
}

.search_icon {
    display: flex;
    align-items: center;
    flex: 1;
    height: 39px;
    border: 2px solid #F2F3F3;
    border-radius: 90px;
    background-color: #F6F7F8;

}

.search_icon img {
    width: 15px;
    height: 15px;
    margin-right: 18px;
    margin-left: 24px;
    background-color: #F6F7F8;

}

.search_icon input {
    border: none;
    outline: none;
    flex: 1;
    font-family: PingFang SC;
    font-weight: 100;
    font-size: 13px;
    color: #18191c;
    background-color: #F6F7F8;
}

.search_btn {
    margin-left: 7px;
    width: 88px;
    height: 37px;
    line-height: 37px;
    text-align: center;
    font-family: PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #FFFFFF;
    border-radius: 45px;
    background-color: #201C1C;
}

/* 标签 */
.tag ul {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.tag ul li {
    font-family: PingFang SC;
    font-weight: 400;
    font-size: 13px;
    color: #62666C;
    padding: 7px 12px;
    border-radius: 45px;
    background-color: #F6F7F8;
    margin-right: 8px;
    margin-bottom: 6px;
}

.tag ul li:nth-child(1) {
    background-color: transparent;
    font-family: PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #000000;
}

.tag ul .tag_active {
    background-color: #4931E9;
    color: #fff;
}

.article_info ul {
    display: flex;
    flex-wrap: wrap;
    /* gap: 10px;   */
    width: 100%;
}

.article_info ul li {
    /* width: 248px; */
    /* flex: 1; */
    margin-right: 19px;
    padding: 6px;
    border: 1px solid #F2F2F2;
    margin-bottom: 24px;
    /* flex: 1 1 22%; */
    width: 22%;
}

.article_info ul li:nth-child(4n) {
    margin-right: 0px;
}

.cover {
    width: 100%;
    height: 188px;
    margin-bottom: 11px;
    border-radius: 8px;
}

.article_time {
    font-family: PingFang SC;
    font-weight: 300;
    font-size: 13px;
    color: #8C8C8F;
    margin-bottom: 22px;
}

.article_title {
    font-family: STSong;
    font-weight: 400;
    font-size: 16px;
    color: #1B1D1F;
    margin-top: 24px;
    margin-bottom: 15px;
}

.article_desc {
    font-family: PingFang SC;
    font-weight: 300;
    font-size: 13px;
    color: #69768A;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    /* 显示 3 行 */
    overflow: hidden;
    /* 超出部分隐藏 */
    white-space: normal;
    /* 自动换行 */
}

.article_info ul li:hover {
    background-color: #F6F7F8;
}

.article_info ul li:hover .article_title {
    color: #4671F6;
}

.back_top {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 35px;
}