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

.space-between {
    justify-content: space-between;
}

.multi-line-ellipsis {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
}

.replacement {
    color: #999;
    font-size: 14px;
    cursor: pointer;
    user-select: none;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    margin: 10px 0;
}

.tag {
    display: block;
    color: #333;
    font-size: 12px;
    padding: 3px 14px;
    background-color: #F0F2F5;
    margin-right: 10px;
    margin-bottom: 7px;
}

.article-tag {
    display: block;
    color: #0079FE;
    font-size: 12px;
    padding: 3px 14px;
    background-color: #E7F1FE;
    margin-right: 10px;
    white-space: nowrap;
    line-height: normal;
}

.vip-tips {
    background-color: #FCEEDB;
    padding: 4px 12px;
    color: #F8B62D;
    font-size: 12px;
    border-radius: 32px;
    margin-right: 20px;
    display: flex;
    align-items: center;
}

.vip-tips img {
    width: 23px;
    margin-right: 9px;
}

.copyright-tips {
    background-color: #EBF1F9;
    padding: 4px 12px;
    color: #094098;
    font-size: 12px;
    border-radius: 32px;
    display: flex;
    align-items: center;
}

.copyright-tips img {
    width: 23px;
    margin-right: 9px;
}

.catalog-card {
    width: 100%;
    padding: 10px;
    background-color: #F6F6F6;
    border-radius: 10px;
    line-height: 18px;
    color: #737373;
    margin-bottom: 20px;
}

.catalog-card .catalog-name {
    color: #0079FE;
}

#knowledge_graph {
    width: 300px;
    height: 240px;
}

.hot-article-item-title {
    font-size: 18px;
    color: #333;
    line-height: 32px;
}

.hot-article-item-content {
    color: #999;
    font-size: 14px;
}

.hot-article-meta {
    margin: 15px 0;
}

.time {
    font-size: 12px;
    line-height: 17px;
    color: #999;
}

.group {
    margin-top: 15px;
    display: none;
    flex-wrap: wrap;
}

.group.active {
    display: flex !important;
}

.last-title,
.next-title {
    color: #999;
}

.last-title:hover,
.next-title:hover {
    text-decoration: underline;
}

.comment-input {
    width: 100%;
    height: 100px;
    padding: 8px 12px;
    color: var(--theme-black-color);
    line-height: 22px;
    border: 0;
    outline: 0;
    vertical-align: top;
    box-sizing: border-box;
    background: var(--theme-el-bg-color);
    resize: none;
}

.comment-emoji {
    font-size: 16px;
    cursor: pointer;
}

.form-submit-text {
    cursor: pointer;
}

.comment-input img {
    height: 20px;
}

.comment-text img {
    height: 20px;
}

.comment-btns {
    padding: 10px 55px 0;
    display: flex;
    align-items: center;
}

.comment-btns>div {
    margin-right: 20px;
    cursor: pointer;
}

.check-comment {
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #666;
    font-size: 14px;
    background-color: #fff;
    margin-bottom: 20px;
    cursor: pointer;
}

.check-comment:hover {
    box-shadow: 0 3px 5px 0px #ccc;
}

.fold-comment {
    position: absolute;
    right: 0;
    bottom: 0;
    border-radius: 5px;
    background-color: #F1F1F1;
    color: #666;
    font-size: 14px;
    padding: 5px 15px;
    cursor: pointer;
}

.btn-like.liked {
    color: red;
}

.login-user {
    text-align: center;
    margin-right: 20px;
    font-size: 12px;
}

#commentform {
    width: 90%;
}

.comments-head {
    margin: 30px 0 20px;
}

.comment-sort-type a {
    color: #999;
    font-size: 12px;
}

.comment-sort-type a.active {
    color: #000;
}

body.reading .check-comment,
body.reading .entry-related-posts {
    display: none;
}

.btn-join-vip {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 12px 0;
}

.btn-join-vip>div {
    color: #FA8C16;
    border: 1px solid #FA8C16;
    padding: 3px 10px;
    font-size: 14px;
    border-radius: 32px;
    cursor: pointer;
}

.btn-buy {
    color: #828282;
    font-size: 14px;
    cursor: pointer;
}

.btn-buy .money {
    color: #0079FE;
}

.subtitle {
    font-size: 14px;
    color: #999;
}