body {
    background-color: black;
    color: #00aa00;
    font-family: monospace;
    max-width: 700px;
    margin: 0 auto;
}

input {
    border: 1px solid #00aa00;
    padding: 10px 15px;
    background: black;
    color: #00aa00;
    cursor: pointer;
    font-weight: bold;
}

h1 a {
    text-decoration: none;
    color: #00aa00;
}

a {
    color: #00aa00;
}

.code {
    background-color: #222;
    padding: 10px;
}

.list-unstyled {
    list-style: none;
    padding: 0 0 0 20px;
}