.forum {
    margin: 60px 60px 60px 0;
    padding: 3.9vw 5.4vw 4.6vw 3.2vw;
    background-color: #fff;
}

.forum .news-item {
    display: block;
    cursor: pointer;
    width: 25.1vw;
    padding: 3px;
    border: 1px solid #e8e8e8;
    background-color: #fff;
    border-radius: 3px;
    transition: .3s;
    overflow: hidden;
    color: #1B1B1B;
    padding-bottom: 35px;
    transition: .3s;
}

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

.forum .news-item+.news-item {
    margin-left: 27px;
}

.forum .news-item .thumb {
    width: 100%;
    height: 17.2vw;
    overflow: hidden;
}

.forum .news-item .thumb img {
    display: block;
    transition: .3s;
}

.forum .news-item .title {
    font-size: 18px;
    margin: 30px 0 15px;
    transition: .3s;
}

.forum .news-item p {
    line-height: 2;
    opacity: 0.8;
}

.forum .news-item .title,
.forum .news-item p {
    margin-left: 26px;
}

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

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

.forum .news-item:hover img {
    transform: scale(1.1);
}

.resource {
    margin-bottom: 70px;
}

.resource .left-wrap {
    display: none;
    width: 506px;
    background-color: #fff;
}

.resource .right-wrap {
    padding: 70px 0;
    flex: 1;
    background: url("../images/academic/periodical-bg.jpg") no-repeat center;
    background-size: cover;
}

.resource .right-wrap .intro-head {
    margin-right: 60px;
}

.resource .right-wrap .intro-head .title,
.resource .right-wrap .intro-head a {
    color: #fff;
}

.resource .right-wrap .intro-head p {
    color: #b2b2b2;
}

.resource .right-wrap .intro-head a {
    border-color: #fff;
}

.resource .right-wrap .intro-head a:hover {
    color: var(--hover-color);
    border-color: var(--hover-color);
}

.resource .right-wrap .list-box {
    background-color: #fff;
    height: 615px;
    padding: 120px 80px 0;
    background: url("../images/academic/box-bg.png") no-repeat center bottom;
}

.resource .right-wrap .list-box li::before {
    content: "";
    display: block;
    width: 10px;
    height: 10px;
    margin: 0 auto 15px;
    border-radius: 50%;
    border: 2px solid var(--hover-color);
    transition: .3s;
}

.resource .right-wrap .list-box li a {
    display: block;
    writing-mode: vertical-lr;
    font-size: 16px;
    width: 50px;
    line-height: 50px;
    letter-spacing: 2px;
    transition: .3s;
}

.resource .right-wrap .list-box li:hover a {
    letter-spacing: 3px;
    color: var(--hover-color);
}

.resource .right-wrap .list-box li:hover::before {
    background-color: var(--hover-color);
}