body {
    background: #f7fdf9;
    margin: 0;
    font-family: Arial, sans-serif;
    color: #1a3d2f;
}

header {
    padding: 40px 20px;
    text-align: center;
    background: #1a7f4c;
    color: white;
}

.content {
    max-width: 800px;
    margin: 40px auto;
    text-align: center;
}

button {
    background: #1a7f4c;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 20px;
}

button:hover {
    background: #16663e;
}

footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    color: #555;
}