/* Reset and global styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}

body {
    background-color: #f4f4f9;
}

.header {
    background-color: #004d40;
    color: #fff;
    padding: 1.5em;
    text-align: center;
}

.specialty-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5em;
    max-width: 800px;
    margin: 2em auto;
}

.card {
    background-color: #fff;
    padding: 1.5em;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.card h3 {
    color: #004d40;
    margin-bottom: 0.5em;
}

.card p {
    color: #555;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}