* {
    /* 页面初始化 */
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* 新增：确保盒模型计算方式一致 */
}

/* logo动图 start */

.logo2 {
    width: 20%;
    height: 10vh;
    background-image: url(../../image/mrt/logo.png);
    background-position: left;
    background-repeat: no-repeat;
    background-size: contain;
    margin-left: 10%;
    position: absolute;
    top: 5%;
}

.box1 {
    width: 100%;
    height: 100vh;
    display: block;
    background-color: #fbfbfb;
}

.dongtu {
    width: 100%;
    height: 100vh;
    background-image: url(../../image/mrt/logodong.gif);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}

.xian {
    width: 100%;
    height: 1.5px;
    background-color: #d6d6d6;
}

/* logo动图 end */

/* 快捷跳转 start */

.icon1 {
    width: 100%;
    height: auto;
}

.logo {
    width: 80%;
    height: 10vh;
    background-image: url(../../image/mrt/logo.png);
    background-position: left;
    background-repeat: no-repeat;
    background-size: contain;
    margin: 2% 10%;
}

.kuaijierukou {
    width: 80%;
    height: 50vh;
    display: flex;
    margin: 0 10%;
    flex-direction: row;
    flex-wrap: row;
    justify-content: space-between;
    align-items: center;
}

.daojian {
    display: block;
    height: 25vh;
    flex: 1;
}

.zuanshi {
    display: block;
    height: 25vh;
    flex: 1;
}

.jieshao {
    display: block;
    height: 25vh;
    flex: 1;
}

img {
    width: 90%;
    height: auto;
}

/* 快捷跳转 end */

/* 移动端适配 start */
@media (max-width: 768px) {

    /* 调整logo大小 */
    .logo2 {
        width: 40%;
        /* 移动端增大logo比例 */
        height: 8vh;
        top: 3%;
        margin-left: 5%;
    }

    .logo {
        width: 40%;
        /* 移动端增大logo比例 */
        height: 8vh;
        top: 3%;
        margin: 0 0 0 5%;
    }

    /* 调整动图区域 */
    .box1,
    .dongtu {
        height: 60vh;
        /* 移动端减小动图高度 */
    }

    /* 调整快捷入口布局为垂直排列 */
    .kuaijierukou {
        flex-direction: column;
        /* 改为垂直布局 */
        height: auto;
        /* 高度自适应 */
        gap: 1vh;
        /* 增加元素间距 */
        margin: 5% auto;
        /* 居中显示 */
    }

    /* 调整各入口大小 */
    .daojian,
    .zuanshi,
    .jieshao {
        width: 80%;
        /* 统一宽度 */
        height: auto;
        /* 高度自适应 */
        text-align: center;
        /* 图片居中 */
    }

    .daojian,
    .zuanshi,
    .jieshao {
        height: 20vh;
    }

    /* 调整图片大小 */
    img {
        width: 70%;
        /* 移动端图片比例调整 */
        max-width: 200px;
        /* 限制最大宽度 */
    }
}

/* 移动端适配 end */