body {
    background-color: #000000;
    color: #ffffff;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    font-size: 24px;
}

button {
    background-color: #ffffff;
    color: #000000;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
}