body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f5f5f5;
    color: #333;
}

header {
    background: #007acc;
    color: white;
    padding: 40px 20px;
    text-align: center;
}

h2 {
    text-align: center;
    margin-top: 40px;
}

.project-card {
    background: white;
    border-radius: 10px;
    margin: 20px auto;
    max-width: 600px;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.project-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 10px;
}

.whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    color: white;
    padding: 12px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}