body {
    font-family: Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.4;
    padding: 16px;
}

#hydra {
    border: 1px solid black;
    /* border-radius: 2px; */
}

.description {
    max-width: 900px;
    margin-top: 1em;
}

.rules {
    max-width: 900px;
    white-space: pre-line;
}

footer {
    margin-top: 3em;
    padding-top: 2em;
    border-top: 1px solid #e0e0e0;
    text-align: center;
    color: #666;
}

footer a {
    color: #0066cc;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}