body {
    margin-left: 15%; margin-right: 15%;
    background-color: white;
    text-align: justify;
}

h1.title { font-size: 1.5em; }
h1       { font-size: 1.2em; }
h2       { font-size: 1em; }

h1 a, h2 a, #TOC a {
    color: black;
    text-decoration: none;
}

#TOC       { margin-bottom: 2em; }
#TOC>ul    { margin: 0; padding: 0; }
#TOC li    { list-style-type: none; }

pre code {
    display: block;
    margin-left: 2em;
}