body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f5f7fa;
    margin: 0;
    padding: 0;
}

header {
    background-color: #003399;
    color: white;
    padding: 15px 0;
    text-align: center;
    font-size: 24px;
}

.main-container {
    display: flex;
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.left-section {
    flex: 1;
    margin-right: 20px;
}

.right-section {
    flex: 2;
}

.section {
    margin-bottom: 20px;
}

h2 {
    font-size: 20px;
    color: #003399;
    border-left: 5px solid #003399;
    padding-left: 10px;
    margin-bottom: 10px;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    margin: 10px 0;
    line-height: 1.8;
}

a {
    text-decoration: none;
    color: #003399;
    font-weight: bold;
}

    a:hover {
        color: #0056cc;
        text-decoration: underline;
    }

.nav-tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 2px solid #ddd;
}

    .nav-tabs a {
        flex: 1;
        text-align: center;
        padding: 10px;
        text-decoration: none;
        font-size: 16px;
        font-weight: bold;
        color: black;
        background-color: white;
        border: 1px solid #ddd;
        border-bottom: none;
    }

        .nav-tabs a.active {
            background-color: #003399;
            color: white;
            border-color: #003399;
        }

        .nav-tabs a:hover {
            background-color: #d4d4d4;
        }

.section-content {
    display: none;
}

    .section-content.active {
        display: block;
    }