body{
    background-color : #000;
    margin: 0;
    color: #ffffff;
    display: flex;
}
@font-face {
    font-family: titleFont;
    src: url("../assets/fonts/ys_title_black.ttf");
}
@font-face {
    font-family: textFont;
    src: url("../assets/fonts/pf_medium.ttf");
}

@media (min-width: 769px) {
    @supports (animation-range: 0vh 90vh) {
        body {
            padding-top: 100vh;
        }
        @keyframes sticky-header-move-and-size {
            from {
                background-position: 50% 0;
                height: 100vh;
                font-size: calc(4vw + 1em);
            }
            to {
                background-position: 50% 100%;
                background-color: #000000;
                height: 5vh;
                font-size: 2em;
                z-index: 10;
            }
        }

        #header {
            position: fixed;
            top: 0;
            left: 0;
            color: #fff;
            height: 100vh;
            width: 100%;
            background-image: url("https://static-10019068.cos.ap-shanghai.myqcloud.com/resource/pc/sibase_img/header.png");
            background-size: 60%;
            background-position: center;
            background-blend-mode: soft-light;
            display: grid;
            place-items: center;
            text-align: center;
            font-size: calc(4vw + 1em);
            animation: sticky-header-move-and-size linear forwards;
            animation-timeline: scroll();
            animation-range: 0vh 90vh;
            background-repeat: no-repeat;
        }
    }

    #content {
        padding-top: 1em;
        margin: 0 auto 0;
        width: 80vw;
        max-width: 60em;
    }

    .warning {
        box-sizing: border-box;
        padding: 1em;
        margin: 1em 0;
        border: 1px solid #ccc;
        background: rgba(255 255 205 / 0.8);
    }

    @supports (animation-timeline: scroll()) {
        .warning {
            display: none;
        }
    }
    img {

    }
    .index_img{
        transform: scale(0.6);
        margin: -5% 0 0;
    }
    .title_img {
        transform: scale(0.7);
        transition: transform 0.5s ease;
        margin: -20% 0 0;
    }
    .title_img:hover {
        transform: scale(0.8);
    }
    .solid_title{
        transform: scale(0.8);
        font-size: 20px;
        padding-top: 18px;
    }

    .second_part{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("https://static-10019068.cos.ap-shanghai.myqcloud.com/resource/pc/sibase_img/background_second.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 100vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
    .sevenFaculty{
        transform: scale(0.5);
        position: absolute;
        top: -2%;
    }
    .facultyIntro{
        transform: scale(0.6);
        position: absolute;
        top: 8%;
    }
    div.swiper-container {
        position: absolute;
        top: 60%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 800px;
        height: 400px;
        border-radius: 5px;
        background-color: transparent;
    }
    div.swiper-slide {
        display: flex;
        justify-content: center;
        align-items: center;
        color: #ffffff;
        font-size: 60px;
        background-size: 70%;
        background-repeat: no-repeat;
    }
    .swiperImg{
        transform: scale(0.4);
    }
    .chatWithGpt{
        transform: scale(0.6);
        position: relative;
        top: 80%;
        cursor: pointer;
        transition: transform 0.5s ease;
    }
    .chatWithGpt:hover{
        transform: scale(0.65);
    }

    .third_part{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("https://static-10019068.cos.ap-shanghai.myqcloud.com/resource/pc/sibase_img/third_background.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 120vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
    .badge_part {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 900px;
        height: 500px;
        margin-top: 20%;
    }

    .arrow {
        position: relative;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        width: 100%;
        height: 100%;
        margin-left: -1%;
        animation-name: beat;
        animation-duration: 6s;
        animation-timing-function: linear;
        animation-iteration-count: infinite;
        animation-direction: alternate;
        animation-play-state: running;
    }
    .arrow span {
        width: calc(33.33% - 10px);
        margin: 5px;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .arrow img {
        transform: scale(0.7);
        margin: 0 30px;
        cursor: pointer;
    }
    .arrow p {
        margin-top: -15px;
        font-family: textFont;
        font-size: 20px;
    }

    @keyframes beat {
        0% {
            bottom: 15%;
        }

        25% {
            bottom: 14%;
        }

        50% {
            bottom: 15%;
        }

        75% {
            bottom: 14%;
        }

        100% {
            bottom: 15%;
        }
    }
    .toRoom{
        transform: scale(0.6);
        position: absolute;
        top: 90%;
        left: 35%;
        transition: transform 0.5s ease;
    }
    .toRoom:hover{
        transform: scale(0.65);
    }

    .fourth_part{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("https://static-10019068.cos.ap-shanghai.myqcloud.com/resource/pc/sibase_img/fourth_bg.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 110vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
    .stationTitle-container {
        text-align: center;
        margin-top: 10px;
    }
    .custom-stationTitle {
        background-image: url("../img/title_bg.png");
        background-repeat: no-repeat;
        background-color: transparent;
        transform: scale(0.6);
        width: 717px;
        height: 155px;
        font-family: titleFont;
        font-size: 65px;
        color: #61ff92;
        transition: background-color 0.3s ease;
        border: none;
        padding: 10px 20px;
    }
    .fourBorder {
        transform: scale(0.6);
        margin-top: -70px;
        display: inline-block;
        position: relative;
        font-size: 18px; /* 根据需要调整字体大小 */
        color: white; /* 文字颜色 */
    }
    .fontcontainer {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .titleFont1 {
        position: absolute;
        display: block;
        font-size: 39px;
        color: #61ff92;
        font-family: titleFont;
        left: 25%;
        top: 29%;
        cursor: pointer;
        text-decoration: none;
    }
    .textFont1 {
        position: absolute;
        display: block;
        font-size: 27px;
        color: #cccccc;
        font-family: textFont;
        left: 29%;
        top: 34%;
    }
    .titleFont2 {
        position: absolute;
        display: block;
        font-size: 34px;
        color: #61ff92;
        font-family: titleFont;
        left: 65%;
        top: 29%;
        text-decoration: none;
    }
    .textFont2 {
        position: absolute;
        display: block;
        font-size: 27px;
        color: #cccccc;
        font-family: textFont;
        left: 66%;
        top: 34%;
    }
    .titleFont3 {
        position: absolute;
        display: block;
        font-size: 35px;
        color: #61ff92;
        font-family: titleFont;
        left: 25%;
        top: 57%;
        text-decoration: none;
    }
    .textFont3 {
        position: absolute;
        display: block;
        font-size: 27px;
        color: #cccccc;
        font-family: textFont;
        left: 27%;
        top: 62%;
    }
    .titleFont4 {
        position: absolute;
        display: block;
        font-size: 33px;
        color: #61ff92;
        font-family: titleFont;
        left: 65%;
        top: 55%;
        text-decoration: none;
    }
    .textFont4 {
        position: absolute;
        display: block;
        font-size: 25px;
        color: #cccccc;
        font-family: textFont;
        left: 66%;
        top: 64%;
    }
    .custom-stationTitle2{
        background-image: url("../img/title_bg.png");
        background-repeat: no-repeat;
        background-color: transparent;
        transform: scale(0.6);
        width: 717px;
        height: 180px;
        font-family: titleFont;
        font-size: 65px;
        color: #61ff92;
        transition: background-color 0.3s ease;
        border: none;
        padding: 40px 50px;
        margin-top: 5%;
        z-index: 9;
    }
    .custom-stationTitle3{
        background-image: url("../img/title_bg.png");
        background-repeat: no-repeat;
        background-color: transparent;
        transform: scale(0.6);
        width: 717px;
        height: 180px;
        font-family: titleFont;
        font-size: 65px;
        color: #61ff92;
        transition: background-color 0.3s ease;
        border: none;
        padding: 40px 50px;
        z-index: 9;
    }

    .libraryPart{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("../img/libraryPart.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 100vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
    .areaShow{
        background-color: transparent;
        width: 50%;
        height: 70%;
        margin-top: 7%;
    }
    .button-container{
        margin-left: -70%;
        margin-top: 10%;
    }
    .img-button {
        border: none;
        padding: 10px 20px;
        margin: 15px;
        width: 75px;
        height: 75px;
        cursor: pointer;
        background-size: cover; /* 让背景图片覆盖整个按钮 */
        transition: background-image 0.5s ease; /* 过渡效果 */
        background-color: transparent;
    }
    .display-image{
        margin-top: -60%;
        margin-left: 10%;
        transform: scale(0.65);
    }
    .tokaiyuan{
        cursor: pointer;
        transform: scale(0.6);
        position: absolute;
        top: 82%;
        left: 23%;
        transition: transform 0.5s ease;
    }
    .tokaiyuan:hover{
        transform: scale(0.65);
    }
    .tolib{
        cursor: pointer;
        transform: scale(0.6);
        position: absolute;
        top: 82%;
        left: 49%;
        transition: transform 0.5s ease;
    }
    .tolib:hover{
        transform: scale(0.65);
    }

    .videoPart {
        position: relative;
        background-image: url("../img/video_bg.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 100vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
    .videoDetails {
        position: absolute;
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 900px;
        height: 750px;
        margin-top: 9%;
        gap: 20px; /* 可选，设置卡片之间的间距 */
    }
    .videoImg{
        width: 250px;
        height: 330px;
        margin: 20px;
    }
    .row {
        display: flex;
        justify-content: space-between;
    }

    .fifth_part{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("../img/fifth_bg.png");
        text-align: center;
        background-size: 50% 90%;
        width: 100%;
        display: flex;
        height: 260vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }

    .showGoods{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("../img/showGoods.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 100vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
    .badge_part2 {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 900px;
        height: 500px;
        margin-top: 10%;
    }

    .arrow2 {
        position: relative;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        width: 100%;
        height: 100%;
        margin-left: -1%;
        animation-name: beat;
        animation-duration: 6s;
        animation-timing-function: linear;
        animation-iteration-count: infinite;
        animation-direction: alternate;
        animation-play-state: running;
    }
    .arrow2 span {
        width: calc(33.33% - 10px);
        margin: 5px;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .arrow2 img {
        transform: scale(0.7);
        margin: 0 30px;
    }
    .toStore{
        transform: scale(0.6);
        position: absolute;
        top: 80%;
        left: 36%;
        cursor: pointer;
        transition: transform 0.5s ease;
    }
    .toStore:hover{
        transform: scale(0.65);
    }

    .candSi{
        position: relative;  /* 设置为相对定位，使内部的图片可以相对于它定位 */
        background-image: url("../img/candSi.png");
        text-align: center;
        background-size: 50% 100%;
        width: 100%;
        display: flex;
        height: 100vh;
        justify-content: center;  /* 使内部的图片水平居中 */
        background-repeat: no-repeat;
        background-position: center;
    }
}