.nav-tabs {
    border-bottom: none;
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    flex-direction: row;
}

.nav-tabs .nav-item {
    margin: 0;
}

/* 当屏幕宽度小于600px时，按钮将垂直排列 */
@media (max-width: 600px) {
    .nav-tabs {
        flex-direction: column; /* 垂直排列 */
    }

    .nav-tabs .nav-link.active {
        color: #fff; /* 激活状态文字颜色 */
        background-color: #007bff; /* 激活状态背景颜色 */
        transform: scale(1.06, 1.01); /* 激活状态放大效果 */
        z-index: 3; /* 激活状态的z-index最高 */
    }
}

.nav-tabs .nav-link {
    color: #2c3e50; /* 基本文字颜色 */
    background-color: #f0f4f8; /* 基本背景颜色 */
    border: 1px solid #d1d8e0; /* 边框颜色 */
    border-radius: 0;
    padding: 15px 30px;
    font-size: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative; /* 为z-index提供定位上下文 */
    z-index: 1; /* 默认z-index */
}

.nav-tabs .nav-link:hover,
.nav-tabs .nav-link:focus {
    color: steelblue; /* 鼠标悬停时的文字颜色 */
    box-shadow: 0 2px 5px rgba(0, 123, 255, 0.2); /* 鼠标悬停时的阴影效果 */
    z-index: 2; /* hover状态下的z-index */
}

.nav-tabs .nav-link.active {
    color: #fff; /* 激活状态文字颜色 */
    background-color: #007bff; /* 激活状态背景颜色 */
    transform: scale(1.01, 1.06); /* 激活状态放大效果 */
    z-index: 3; /* 激活状态的z-index最高 */
}

.tab-pane {
    background-color: #fff;
    padding: 20px;
    width: 100%;
}

.card-text {
    text-align: justify;
    padding: 0 0 10px 10px;
}

.logo-menu {
    z-index: 2;
    width: 233px;
    padding-top: 4px;
    font-family: "Helvetica Neue", Helvetica, "Segoe UI", Arial, freesans, sans-serif;
    font-size: x-large;
}

/* Make the image fully responsive */
.wai {
    margin: 188px auto;
}

.carousel-inner img {
    width: 100%;
    height: 588px;
    pointer-events: none;
}

.btn-contain {
    margin-left: 29%;
    margin-top: -3%;
    margin-bottom: 30px;
}

@media only screen and (max-width: 600px) {
    .carousel-inner img {
        height: 350px;
    }

    .btn-contain {
        margin-left: 10%;
        margin-right: 10%;
        margin-top: -3%;
        margin-bottom: 30px;
    }

    .wai {
        margin: 50px auto;
    }
}
.main-services-body .card-info {
    margin-left: 1.5rem;
}

.card {
    position: relative;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-direction: column;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: #fff;
    background-clip: border-box;
    border: 1px solid rgba(0, 0, 0, .125);
    border-radius: .25rem;
}

.card, .mc-promo-login, .mc-promo-manage {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: #fff;
    background-clip: border-box;
    border: 1px solid rgba(0, 0, 0, .125);
    border-radius: .25rem;
}

.main-services-body .card {
    display: flex;
    align-items: center;
    flex-direction: row;
}

.col-sm-6 .card-body {
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    min-height: 1px;
    padding: 1.25rem;
}

.col-sm-6 .card-body img {
    width: 90px;
    height: 90px;
}

.TopNav-left .TopNav-link {
    border-bottom: 0;
}
.TopNav-left .TopNav-link:hover {
    border-bottom: 2px solid #0080ff;
    padding-bottom: 10px;
    transition: transform 0.3s ease-in-out;
}