body {
    text-align: center;
    font-family: sans-serif;
}

#content
{
    max-width: 300px;
    margin: auto;
}

#pinyin-input
{
    border: solid 2px #2af;
}

#current-character
{
    margin-top: 0;
    margin-bottom: 0;
    font-size: 200px;
}