body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

header {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem 0;
}

main {
    max-width: 800px;
    margin: 20px auto;
    padding: 0 20px;
}

.section {
    margin-bottom: 30px;
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero {
    text-align: center;
}

.hero img {
    max-width: 100%;
    height: auto;
    border: 5px solid #3498db;
    border-radius: 8px;
}

.call-button {
    display: inline-block;
    background-color: #3498db;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 20px;
}

.call-button:hover {
    background-color: #2980b9;
}

footer {
    text-align: center;
    padding: 1rem 0;
    background-color: #2c3e50;
    color: white;
}

h1 {
    color: #3498db;
    margin-bottom: 20px;
    font-size: 2.2rem;
}

h2 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.8rem;
}

h3 {
    color: #34495e;
    margin-bottom: 10px;
    font-size: 1.4rem;
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
    main {
        padding: 0 10px;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }
}