.list-page-container {
    position: relative;
    margin-top: -9.7vw;
    margin-bottom: 60px;
    padding: 4.2vw 3vw;
    background: url("../images/common/base-bg.png");
    background-color: #fff;
    flex-wrap: wrap;
}

.list-page-container .pagination {
    padding: 50px 0 0;
}

.list-box {
    padding: 0 3.4vw;
    box-sizing: border-box;
}

.main-content {
    padding: 0 3.3vw;
    box-sizing: border-box;
}

.news-item {
    position: relative;
    display: block;
    width: 48.5%;
    margin-bottom: 38px;
    padding: 46px 38px 60px;
    border-radius: 3px;
    color: #0e0e0e;
    border: 2px solid #f4f4f4;
    transition: 0.3s;
    height: 260px;
}

.news-item>* {
    position: relative;
    z-index: 2;
}

.news-item:nth-child(even) {
    margin-left: 28px;
}

.news-item .date {
    display: inline-block;
    margin: 5px 0 10px;
    color: #666;
    font-size: 13px;
}

.news-item .title {
    font-size: 18px;
    font-weight: normal;
    transition: 0.3s;
}

.news-item p {
    line-height: 30px;
    /* height: 60px; */
    overflow: hidden;
}

.news-item::after {
    content: "";
    position: absolute;
    left: 2px;
    top: 2px;
    right: 2px;
    bottom: 2px;
    background-color: #f4f4f4;
    border-radius: 3px;
    transition: 0.3s;
}

.news-item:hover {
    border-color: #e8e8e8;
}

.news-item:hover .title {
    color: var(--hover-color);
}

.news-item:hover::after {
    background-color: #e8e8e8;
}

.thumb-border {
    width: 20.7vw;
    height: 13vw;
    padding: 2px;
    border: 1px solid #e8e8e8;
    border-radius: 3px;
    transition: .3s;
    overflow: hidden;
}

.thumb-border img {
    width: 100%;
    /* height: 100%; */
    display: block;
    border-radius: 3px;
    transition: .6s;
}

.thumb-border:hover {
    border-color: var(--hover-color);
}

.thumb-border:hover img {
    transform: scale(1.1);
}

.news-focus-list .bottom {
    margin-top: 10px;
}

.news-focus-list .top-item {
    display: block;
    margin-bottom: 40px;
    width: 20.7vw;
    margin-right: 10px;
}

.news-focus-list .top-item .date {
    line-height: 1;
    margin: 20px 0 15px;
    color: #2A2A2A;
}

.news-focus-list .top-item .date b {
    display: block;
    font-size: 32px;
    margin-bottom: 3px;
}

.news-focus-list .top-item .date span {
    font-size: 16px;
    opacity: 0.8;
    text-transform: uppercase;
}

.news-focus-list .top-item h5 {
    color: #434343;
    font-size: 18px;
}

.news-focus-list .top-item p,
.news-focus-list .top-item p+span {
    opacity: 0.8;
}

.news-focus-list .top-item p {
    margin: 7px 0 40px;
}

.news-focus-list .top-item:hover p+span,
.news-focus-list .top-item:hover h5 {
    color: var(--hover-color);
}

.news-list .flex-wrap>a {
    display: block;
    width: 23.7%;
    margin-bottom: 25px;
}

.news-list .flex-wrap>a:hover h5 {
    color: var(--hover-color);
}

.news-list h5 {
    line-height: 1;
    font-size: 18px;
    margin: 1em 0 0.8em;
    transition: .3s;
}

.news-list p {
    opacity: 0.8;
}

.news-list p i {
    font-style: normal;
    display: inline-block;
    width: 4em;
    text-align-last: justify;
}

.news-list.exhibition a {
    width: 33%;
    margin-bottom: 35px;
}

.news-list.exhibition a img {
    width: 100%;
}

.news-list.exhibition p i {
    width: 5em;
}

.news-list.exhibition .exhibition-list-item {
    width: 96%;
    height: 18.8vw;
}

.news-list.best .flex-wrap>a {
    width: 32%;
    margin-bottom: 35px;
    color: #434343;
}

.news-list.best .flex-wrap>a small {
    display: inline-block;
    font-weight: normal;
    margin-left: 12px;
    opacity: 0.8;
}

.news-list.best .flex-wrap>a img {
    width: 100%;
}

.news-list.academic .item {
    margin-bottom: 40px;
    width: 20.7vw;
    margin-right: 12px;
}

.news-list.academic .item .periodical {
    height: 28.5vw;
}

.news-list.academic .item .gbjt {
    height: 26.7vw;
}

.news-list.academic .item .gbjt .pic {
    width: 100%;
    height: 15.2vw;
    overflow: hidden;
}

.try-title {
    margin: 30px 0 15px 26px;
    font-size: 18px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.thumb-border:hover .try-title {
    color: var(--hover-color);
}

.news-list.academic .item .gbjt p {
    font-size: 16px;
    word-wrap: break-word;
    line-height: 2;
    opacity: 0.8;
    margin-left: 26px;
}

.news-list.academic .text-ellipsis {
    font-weight: normal;
    columns: #434343;
}

.news-list.academic .download a {
    display: block;
    color: #646464;
    text-decoration: underline;
    line-height: 1.8;
    transition: .3s;
}

.news-list.academic .download a:hover {
    color: var(--hover-color);
}

.tab-nav {
    border-top: 1px solid #ddd;
    align-items: baseline;
    margin-bottom: 10px;
}

.tab-nav a {
    margin-top: -1px;
    margin-right: 42px;
    background: none;
    color: #1b1b1b;
    font-size: 18px;
    letter-spacing: 3px;
    border-top: 1px solid transparent;
    background-image: url("../images/common/title-bg-vertical-short.png");
    background-repeat: no-repeat;
    background-position: center -140px;
}

.tab-nav a:hover,
.tab-nav a.active {
    color: #fff;
    border-color: var(--hover-color);
    background-position: center center;
    transition: .3s;
}

.list-page-container .tab-content-item {
    display: none;
}

.list-page-container .tab-content-item.show {
    display: block;
}

.sample-list .search-panel {
    line-height: 1;
    margin-bottom: 35px;
}

.sample-list .search-panel .back i {
    display: inline-block;
    margin-left: 6px;
    height: 18px;
    width: 18px;
    line-height: 18px;
    text-align: center;
    border-radius: 50%;
    font-size: 12px;
    color: #fff;
    background-color: var(--hover-color);
}

.sample-list .search-panel .back span,
.sample-list .search-panel .back i {
    vertical-align: middle;
}

.sample-list .search-panel input {
    border-radius: 4px;
    padding: 10px 16px;
    outline: none;
    border: 1px solid #ddd;
}

.sample-list .search-panel button {
    cursor: pointer;
    margin-left: 8px;
    padding: 10px 16px;
    border-radius: 4px;
    color: #fff;
    background-color: var(--hover-color);
}

.sample-list .search-panel button i {
    vertical-align: middle;
    margin-right: 4px;
}

.sample-list .source-list {
    border: 1px solid #ddd;
    border-radius: 4px;
}

.sample-list .source-list .list-item {
    text-align: center;
    background-color: #fff;
    transition: .3s;
}

.sample-list .source-list .list-item.list-head {
    background-color: #f5f1eb;
    font-size: 16px;
}

.sample-list .source-list .list-item:not(.list-head):hover {
    background-color: #ddd;
}

.sample-list .source-list .list-item:not(:last-child) {
    border-bottom: 1px solid #ddd;
}

.sample-list .source-list .list-item span {
    line-height: 1;
    padding: 18px 0;
}

.sample-list .source-list .list-item .order {
    width: 175px;
    flex-shrink: 0;
    border-right: 1px solid #ddd;
}

.sample-list .source-list .list-item span:not(.order) {
    flex: 1;
}

.popout-box::after {
    position: absolute;
    content: "";
    top: 0;
    bottom: 120px;
    left: 0;
    width: 120px;
    background: url("../images/academic/collect-bg.png") no-repeat left bottom;
}

.collect-list {
    position: relative;
    overflow: hidden;
    background-color: #fff;
}

.collect-list .bg-img {
    position: absolute;
    top: 0;
    right: 0;
}

.collect-list .sample-list {
    margin-top: 0;
    margin-bottom: 0;
    border-radius: 4px;
    border: 1px solid #d9c7bf;
}