h1,h2,h3 { text-align:center }

body { background-color:#008000; }

a { font-weight:bold }

.chunk { 
    padding:10px 20px;
    border:solid white 2px;
    margin-top:20px;
    background:#00FA9A; }

legend   { padding: 0.2em 0; font-size: 1.4em }
pre      { font-family: serif }