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

header {
    background-color: #4CAF50;
    color: white;
    text-align: center;
    padding: 50px 20px;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

header p {
    font-size: 1.2em;
    margin: 10px 0 0;
}

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

.content {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.content h2 {
    color: #4CAF50;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 10px;
}

ul {
    list-style-type: disc;
    padding-left: 20px;
}

li {
    margin-bottom: 10px;
}

button {
    background-color: #4CAF50;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
    display: block;
    margin: 20px auto;
}

button:hover {
    background-color: #45a049;
}

footer {
    text-align: center;
    padding: 20px;
    background-color: #333;
    color: white;
    margin-top: 40px;
}

footer a {
    color: #4CAF50;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    header h1 {
        font-size: 2em;
    }
    .content {
        padding: 20px;
        margin: 10px;
    }
    button {
        width: 100%;
        max-width: 200px;
    }
}