body {
    font: 18px sans-serif;
    color: black;    
}

span.code {
    white-space: pre;
    font-family: monospace;
}

span.codeblock {
    white-space: pre;
    display: block;
    margin-top: -14px;
    margin-bottom: 8px;
    line-height: 120%;
    font-family: monospace;
}

h1 {
    font-size: 24px;
}

h2 {
    font-size: 20px;
}

h3 {
    font-size: 16px;
}