body {
    background-color: #222;
    color: #33ff33;
    font-family: 'Courier New', Courier, monospace;
    font-size: 16px;
    margin: 0;
    padding: 20px;
}

#terminal {
    border: solid 2px #33ff33;
    margin: 0 auto;
    max-width: 800px;
    padding: 20px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

input, button {
    background-color: #33ff33;
    border: none;
    color: #222;
    font-family: 'Courier New', Courier, monospace;
    font-size: 16px;
    padding: 5px 10px;
}

input:focus, button:focus {
    outline: none;
}

button {
    cursor: pointer;
}