body, p, ul, table, td, tr {
    font-family: Arial, Helvetica, sans-serif;
    background: #FFFFFF;
    font-size: 12px;
    color: #000000 }
a {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    color: #0000EE;
    text-decoration: none; }
a:link {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    color: #006699; }
a:hover {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    text-decoration: underline; }
a:visited {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    color: #551A8B; }
.topbar {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    color: #000000;
    text-decoration: none; }
.topbar:link {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    font-size: 11px;
    color: #0000EE; }
.topbar:hover {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    font-size: 11px;
    text-decoration: underline}
.topbar:visited {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    font-size: 11px;
    color: #551A8B; }
.header-heading {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    text-decoration: none;
    text-align: center;
    color: #000066;
    font-size: 22px}
.header-subheading {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    text-decoration: none;
    text-align: center;
    color: #000066;
    font-size: 14px}
.main-heading {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    text-decoration: none;
    color: #007777;
    font-size: 20px}
.main-subheading {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    text-decoration: none;
    color: #007777;
    font-size: 14px}
.main-subsubheading {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    text-decoration: none;
    color: #000066;
    font-size: 12px}
.main-text {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: normal;
    text-decoration: none;
    color: #000000;
    font-size: 12px }
.video-title { font-weight: bold; }
.video-author { font-style: italic; }
.video-li { margin-bottom: 4ex; }
.px10 { font-size: 10px }
.px6 { font-size: 6px }
.px1 { font-size: 1px }
.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.pink { color: deeppink; }
.vtop { vertical-align: top; }
.vcenter { vertical-align: middle; }
li:not(:last-child) { margin-bottom: 2px; }
ol > li { padding-bottom: 1ex }