@media screen and (max-width: 768px) {

    .container {
        padding: 0 10px;
    }

    .search {
        display: none;
    }

    header {
        padding-top: 5px;
    }

    header::before {
        height: 5px;
    }

    header .logo {
        padding: 10px 0;
    }

    header .logo img {
        height: 50px;
    }

    .toggle {
        position: absolute;
        top: 25px;
        right: 10px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        width: 30px;
        height: 30px;
    }

    .toggle i {
        display: inline-flex;
        width: 100%;
        height: 3px;
        background: var(--varColor);
        border-radius: 2px;
        transition: .5s;
        transform-origin: 0 50%;
    }

    .toggle.on i:first-of-type {
        transform: rotate(40deg);
    }

    .toggle.on i:nth-of-type(2) {
        opacity: 0;
    }

    .toggle.on i:last-of-type {
        transform: rotate(-40deg);
    }

    nav {
        position: fixed;
        top: 75px;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 9999;
        display: none;
    }

    nav ul {
        display: block;
        width: 100%;
    }

    nav ul li a {
        display: block;
        height: 50px;
        line-height: 50px;
        color: #fff;
        font-size: 18px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    }

    nav ul li:after {
        position: absolute;
        content: ">";
        top: 0;
        bottom: 1px;
        right: 0;
        color: #fff;
        font-size: 20px;
        font-family: '宋体';
        text-align: center;
        width: 50px;
        line-height: 50px;
        transform: rotate(90deg);
    }

    nav ul li:hover a {
        background: none;
    }

    nav dl {
        top: 51px;
        text-align: center;
        background: rgba(0, 0, 0, .8);
    }

    nav dl dt a {
        font-size: 16px;
    }

    #swiper .swiper-pagination-bullet {
        width: 8px;
        height: 8px;
    }

    .nivo-directionNav {
        display: none;
    }

    .nivo-controlNav {
        padding: 10px 0;
    }

    .foot1 h3, .foot1 form, .foot2 {
        display: none;
    }

    .foot1, .foot3 {
        width: 100%;
    }

    footer {
        height: auto;
        padding: 15px 0;
        margin-top: 22px;
    }

    .foot1 p {
        font-size: 13px;
        text-align: center;
        line-height: 1.75em;
    }

    .foot3 {
        display: flex;
        justify-content: space-around;
        margin-top: 10px;
    }

    .foot3 div:last-of-type {
        margin-left: 0;
    }

    #news {
        width: 100%;
        height: 200px;
    }

    .news-box {
        width: 100%;
        margin-top: 20px;
    }

    .news-list li .date {
        min-width: 50px;
    }

    .infos-tab ul li:not(:first-of-type) {
        margin: 10px 0 0;
    }

    .infos-tab ul {
        margin: 0 -5px;
        justify-content: normal;
    }

    .infos-tab ul li {
        width: 25%;
        padding: 0 5px;
        margin-top: 10px;
    }

    .infos-tab ul li a {
        justify-content: center;
        padding: 5px 0;
    }

    .infos-box .news-list li {
        width: 100%;
    }

    .wrapper {
        padding: 15px 0;
    }

    .wrapper > .flex > div {
        width: 100%;
    }

    .wrapper > .flex > div:nth-of-type(2) {
        margin: 20px 0;
    }

    #expert .swiper-wrapper {
        padding: 60px 0;
    }

    #expert .swiper-slide .img {
        width: auto;
        height: 120px;
    }

    .expert {
        position: relative;
        height: 360px;
    }

    .expert::before {
        height: 240px;
    }

    .expert::after {
        height: 120px;
    }

    #expert .swiper-slide .txt {
        margin-top: 95px;
    }

    #expert .swiper-slide .txt h2 {
        font-size: 20px;
    }

    #expert .swiper-slide .txt p {
        font-size: 12px;
    }

    #relative {
        height: 110px;
    }

    aside {
        display: none;
    }

    main {
        margin-left: 0;
    }

    .nav-bar {
        margin-bottom: 20px;
    }

    .nav-bar ul {
        margin-right: 5px;
    }

    .nav-bar ul li:not(:last-of-type) {
        margin-right: 5px;
    }

    .academic-list li {
        width: 50%;
    }

    .academic-list li .img {
        height: 25vw;
    }

.contact {
    flex-wrap: wrap;
}

    .contact-list {
        margin-right: 0;
    }

    .contact-list li {
        margin-bottom: 15px;
    }

    .caption h2 {
        font-size: 22px;
        margin: 20px 0;
    }

    .expert-list {
        margin-top: 20px;
    }

    .expert-list li {
        width: 100%;
    }

    .major-list li {
        width: 50%;
    }

    .major-list li a {
        font-size: 18px;
        padding: 0 25px;
        background-position: right center;
    }

    .profile-list {
        margin: 20px -2px;
    }

    .profile-list li > div {
        height: auto;
        padding: 20px 0;
    }

    .profile-list li .topic h1 {
        margin-bottom: 15px;
    }

    .profile-list li {
        width: 33.33%;
        padding: 0 2px;
    }

    .profile-list li:first-of-type {
        width: 100%;
        margin-bottom: 10px;
    }

    .profile-list li .text {
        padding-left: 12px;
    }

    .profile-list li .text h2 {
        font-size: 18px;
    }

   .apply-radios label:first-of-type {
        margin: 0 4em 0 5px;
    }

    .apply-unit,
    .apply-user {
        width: 100%;
    }

    .apply button {
        margin: 1.5em auto 1em;
    }

    .social-share .social-share-icon {
        width: 25px;
        height: 25px;
        line-height: 25px;
        font-size: 0.2rem;
    }

}