* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e7f1 100%);
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
    background: #fff;
}

@media(min-width:750px) {
    .main {
        width: 750px;
        height: auto;
        margin: 0 auto;
        background-color: #fff;
    }
    /**底部*/
    .floating-box {
        position: fixed;
        bottom: 10px;
        margin: 0 auto;
        width: 750px;
        height: 200px;
        background: #fff;
        color: white;
        font-weight: bold;
        font-size: 1.8rem;
        box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.4);
        border-top: 3px solid rgba(255, 255, 255, 0.2);
        transition: height 0.5s ease;
        z-index: 1000;
        border-radius: 5px;
    }
}

@media (max-width:750px) {
    .main {
        width: 100%;
        height: auto;
        margin: 0 auto;
        background-color: #fff;
    }
    /**底部*/
    .floating-box {
        position: fixed;
        bottom: 10px;
        left: 5%;
        width: 90%;
        height: 200px;
        background: #fff;
        color: white;
        font-weight: bold;
        font-size: 1.8rem;
        box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.4);
        border-top: 3px solid rgba(255, 255, 255, 0.2);
        transition: height 0.5s ease;
        z-index: 1000;
        border-radius: 5px;
    }
}

.container {
    width: 100%;
    color: #fff;
    height: 80px;
    background-image: url('../images/ann.gif');
}

.container-left {
    width: 30%;
    float: left;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container-left img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.container-centre {
    width: 40%;
    height: 80px;
    float: left;
}

.container-centre h2 {
    font-size: 20px;
    margin: 5px 0 0 0;
}

.container-centre span {
    width: 100%;
    float: left;
    font-size: 12px;
}

.container-right {
    width: 30%;
    height: 80px;
    float: left;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container-down {
    width: 80%;
    height: 40px;
    object-fit: contain;
    border-radius: 50px;
    background: #e6322e;
}

.container-down a {
    text-decoration: none;
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

.container-down a:hover {
    font-size: 18px;
}

.container-down a::after {
    font-size: 20px;
}


/**视频*/

.video-container {
    width: 100%;
    /* 或其他您希望的宽度 */
    margin: 0 auto;
    /* 居中对齐 */
}

.video {
    width: 100%;
    /* 视频宽度自适应容器 */
    height: auto;
    /* 视频高度自动调整以保持比例 */
}


/**底部*/

.height-indicator {
    position: absolute;
    top: 15px;
    right: 20px;
    background: rgba(0, 0, 0, 0.4);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 1rem;
}

.scroll-indicator {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.7);
    padding: 15px;
    border-radius: 10px;
    font-size: 1.1rem;
    z-index: 100;
}

.floating-icon {
    width: 100%;
    height: 70px;
    margin-top: -40px;
    align-self: flex-start;
    display: flex;
    justify-content: center;
    align-items: center;
    float: left;
}

.floating-icon img {
    width: 70px;
    height: 70px;
    object-fit: contain;
}

.floating-download {
    width: 100%;
    height: 110px;
    float: left;
}

.floating-download p {
    width: 100%;
    float: left;
    font-size: 18px;
    color: #000;
    text-align: center;
}

.floating-download span {
    width: 100%;
    float: left;
    font-size: 14px;
    color: #CCCCCC;
    text-align: center;
}

.download-ann {
    width: 90%;
    height: 40px;
    background-color: #e6322e;
    float: left;
    margin-left: 5%;
    align-self: flex-start;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 25px;
    margin-top: 5px;
}

.download-ann a {
    text-decoration: none;
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

.floating-download dd {
    width: 100%;
    float: left;
    font-size: 12px;
    color: #CCCCCC;
    text-align: center;
    margin-top: 3px;
}


/*居中下载*/

.Centerdown {
    width: 100%;
    height: 120px;
    float: left;
    display: flex;
    justify-content: center;
    align-items: center;
}

.Centerdown-left {
    width: 25%;
    height: 120px;
    float: left;
    align-self: flex-start;
    display: flex;
    justify-content: center;
    align-items: center;
}

.Centerdown-left img {
    width: 70px;
    height: 70px;
    object-fit: contain;
}

.Centerdown-cont {
    width: 40%;
    height: 120px;
    float: left;
}

.downloadCent {
    width: 100%;
    height: 70px;
    margin-top: 20px;
}

.downloadCent p {
    font-size: 16px;
    font-weight: 700;
    line-height: 30px;
}

.downloadCent span {
    width: 100%;
    float: left;
    font-size: 12px;
    font-weight: 600;
    line-height: 23px;
}

.Centerdown-right {
    float: right;
    width: 40%;
    height: 120px;
    align-self: flex-start;
    display: flex;
    justify-content: center;
    align-items: center;
}

.Centerdown-ann {
    width: 90%;
    height: 40px;
    background-color: #e6322e;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 25px;
    object-fit: contain;
}

.Centerdown-ann a {
    text-decoration: none;
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}


/*轮播*/

#carousel {
    position: relative;
    width: 100%;
    margin: auto;
    overflow: hidden;
}

.carousel-inner {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.carousel-inner img {
    width: 100%;
    flex-shrink: 0;
}

button.prev,
button.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
}

button.prev {
    left: 10px;
}

button.next {
    right: 10px;
}


/*详情介绍*/

.detail-section {
    width: 100%;
    height: 1000px;
    float: left;
    margin-top: 10px;
}

.detail-container {
    width: 95%;
    float: left;
    margin-left: 2.5%;
}

.detail-container p {
    font-size: 14px;
}

.detail-Health {
    width: 95%;
    float: left;
    height: 200px;
    margin-left: 2.5%;
    margin-top: 20px;
}

.detail-Health p {
    color: #CCCCCC;
    float: left;
    width: 100%;
    text-align: center;
    font-size: 12px;
}