body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #f4f4f4;
}
/* Header */
header {
    background-color: #333;
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo {
    font-size: 24px;
    font-weight: bold;
}

header nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

header nav ul li {
    margin-left: 20px;
}

header nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 18px;
    transition: color 0.3s;
}

header nav ul li a:hover {
    color: #ff9800;
}

/* Card Section */
.cards-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    padding: 40px 10px;
}

.card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    width: 300px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.card h2 {
    font-size: 22px;
    margin-bottom: 10px;
}

.card p {
    font-size: 16px;
    margin-bottom: 20px;
}

.card .btn {
    padding: 10px 15px;
    background-color: #333;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

.card .btn:hover {
    background-color: #ff9800;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 20px;
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }

    header nav ul {
        padding-top: 10px;
        flex-direction: column;
    }

    header nav ul li {
        margin: 5px 0;
    }

    .cards-container {
        flex-direction: column;
        align-items: center;
    }
}