body {
    background-color: rgb(0, 0, 0);
    color: rgb(0, 255, 0);
    font-family: monospace;
    text-align: center;
}

h1 {
    font-size: 50px;
}
button{
    background-color: #00ff00;
    font-family: monospace;
    padding: 10px;
    font-weight: bold;
}