dt {font-weight: bold;}
dd {margin-bottom: .3em;}
#mainContent h2 {font-size: 1.3em; text-align: center;}
#mainContent ol {margin: 0 30px;}
#mainContent ol em {display: block; font-weight: bold; margin-bottom: .5em;}
#mainContent ol li, dl {margin-bottom: 1em;}