html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

/**
 * Global tags
 */
html {
  font-size: 62.5%;
}

body {
  background-color: #000;
  background-repeat: no-repeat;
  background-position: center top;
  font-family: "Ubuntu", Verdana, Helvetica, sans-serif;
  font-size: 13px; font-size: 1.3rem; /* =13px */
  line-height: 1.3;
  color: #fff;
  width: 100%;
  overflow: auto;
}

h1 {
  font-family: "Ubuntu-Light", Verdana, Helvetica, sans-serif;
  color: #b5b5b5;
  text-align: center;
  font-size: 36px; font-size: 3.6rem; /* =36px */
  border-bottom: 1px dashed #404040;
  margin: 0 auto;
  padding: 28px 0 8px 0;
  width: 90%;
}

a {
  color: #fff;
}

h1#launch {
  border-bottom: none;
}

h1#launch a {
  color: #299AB7;
}

sub {
  vertical-align: sub;
  font-size: smaller;
}

sup {
  vertical-align: super !important;
  font-size: smaller;
}

/**
 * Layout
 */
#wrapper {
  min-width: 960px;
  height: 735px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

/**
 * Generic content
 */

.intro {
  color: #fff;
  width: 620px;
  margin: 0 auto;
  padding-top: 27px;
  text-align: center;
  text-shadow: 0px 1px 0 #000;
  margin-bottom: 20px;
}

.throbber {
  background-image: url('../images/throbber.gif');
  background-repeat: no-repeat;
  background-position: 0 0;
  width: 16px;
  height: 11px;
  margin: auto;
  padding: auto;
  display: none;
  position: absolute;
  /*top: 160px;*/
  /*left: 504px;*/
  top: 50%;
  left: 50%;
}

#back-to-main {
  position: absolute;
  top: 10px;
  left: 50px;
  font-family: "Ubuntu-Medium", Verdana, Helvetica, sans-serif;
  font-size: 13px; font-size: 1.3rem;
  text-decoration: none;
  z-index: 5000;
}

/**
 * Buttons
 */
.button {
  box-shadow:
    inset 1px 1px 1px 1px rgba(0, 0, 0, 0.2), /* dark bevel */
    inset -1px -1px 1px 0 rgba(255, 255, 255, 0.1); /* white bottom edge */
    -webkit-box-shadow:
      inset 1px 1px 1px 1px rgba(0, 0, 0, 0.2), /* dark bevel */
      inset -1px -1px 1px 0 rgba(255, 255, 255, 0.1); /* white bottom edge */
    -moz-box-shadow:
      inset 1px 1px 1px 1px rgba(0, 0, 0, 0.2), /* dark bevel */
      inset -1px -1px 1px 0 rgba(255, 255, 255, 0.1); /* white bottom edge */
    -o-box-shadow:
      inset 1px 1px 1px 1px rgba(0, 0, 0, 0.2), /* dark bevel */
      inset -1px -1px 1px 0 rgba(255, 255, 255, 0.1); /* white bottom edge */
  background-color: #1e2727;
  color: #bdbdbd;
  text-shadow: 1px 0 1px #000;
  font-size: 14px;
  text-align: center;
  display: inline-block;
  vertical-align: middle;
  transition-property: all;
    -webkit-transition-property: all;
    -moz-transition-property: all;
    -o-transition-property: all;
  transition-duration: 100ms;
    -webkit-transition-duration: 100ms;
    -moz-transition-duration: 100ms;
    -o-transition-duration: 100ms;
  cursor: pointer;
}

.button.tiny {
  width: 36px;
  height: 23px;
  border-radius: 12px;
  padding-top: 5px;
}

.button.vsmall {
  width: 90px;
  height: 23px;
  border-radius: 12px;
  padding-top: 5px;
}

.button.small {
  width: 120px;
  height: 23px;
  border-radius: 12px;
  padding-top: 5px;
}
.button.large {
  width: 190px;
  height: 27px;
  border-radius: 16px;
  padding-top: 9px;
}
.button.circle {
  width: 60px;
  height: 60px;
  border-radius: 30px;
  position: relative;
}
.button.active {
  background-color: #2a4617 !important;
  box-shadow:
    0 1px 0 #000, /* black drop shadow */
    inset 2px 4px 6px 1px rgba(255, 255, 255, 0.1), /* Faded highlight */
    inset 1px 1px 1px 0 rgba(105, 128, 88, 1); /* strong edge */
    -webkit-box-shadow:
      0 1px 0 #000, /* black drop shadow */
      inset 2px 4px 6px 1px rgba(255, 255, 255, 0.1), /* Faded highlight */
      inset 1px 1px 1px 0 rgba(105, 128, 88, 1); /* strong edge */
    -moz-box-shadow:
      0 1px 0 #000, /* black drop shadow */
      inset 2px 4px 6px 1px rgba(255, 255, 255, 0.1), /* Faded highlight */
      inset 1px 1px 1px 0 rgba(105, 128, 88, 1); /* strong edge */
    -o-box-shadow:
      0 1px 0 #000, /* black drop shadow */
      inset 2px 4px 6px 1px rgba(255, 255, 255, 0.1), /* Faded highlight */
      inset 1px 1px 1px 0 rgba(105, 128, 88, 1); /* strong edge */
}
.button:hover {
  background-color: #2b3031;
}
.button:active {
  background-color: #303737;
}
.button.circle.active {
  width: 60px;
  height: 60px;
  position: absolute;
  top: 0;
  left: 0;
}

.nav-arrow {
  position: absolute;
  display: block;
  height: 30px;
  width: 30px;
  background-color: #4c4c4c;
  border-radius: 15px;
  box-shadow: -1px 1px 3px rgba(0, 0, 0, 0.8); /* black drop shadow */
  z-index: 10;
  cursor: pointer;
  background-image: url('../images/nav-arrows.png');
  background-position: 10px 7px;
  background-repeat: no-repeat;
  cursor: pointer;
}
.nav-arrow.next {
  background-position: -19px 7px;
}

/**
 * Scroll pane
 */
.jspVerticalBar {
  width: 8px;
  background: none;
}

.jspTrack {
  background: none;
  background-image: url('../images/bg-scroll-pane.png');
  background-repeat: repeat-y;
}

.jspDrag {
  background: none;
  background-color: #4b4b4b;
  border-radius: 3px;
  box-shadow: inset -1px 0 #686969; /* strong edge */
  -webkit-box-shadow: inset -1px 0 #686969;
  -moz-box-shadow: inset -1px 0 #686969;
  -o-box-shadow: inset -1px 0 #686969;
}

/**
 * Footer
 */
#footer {
  position: fixed;
  bottom: 0;
  left: 0;
  background-color: #1e2727;
  height: 33px;
  width: 100%;
  background-image: url('../images/bg-footer.png');
  display: none;
  z-index: 99999;
}

#footer .tab {
  position: absolute;
  display: block;
  width: 164px;
  height: 74px;
  left: 30px;
  top: -41px;
  background-image: url('../images/footer-tab.png');
  background-repeat: no-repeat;
  background-position: 0 0;
}

#view-periodic-table {
  float: right;
  font-size: 11px; font-size: 1.1rem;
  margin: 10px 15px 0 0;
}

/**
 * Nav
 */

#navigation {
  float: left;
  margin-left: 200px;
  border-left: 1px solid #000;
  border-right: 1px solid #394141;
  height: 30px;
  margin-top: 1px;
}

#navigation ul {
  border-left: 1px solid #394141;
  border-right: 1px solid #000;
  height: 30px;
}

#navigation li {
  float: left;
  font-family: "Ubuntu-Light", Verdana, Helvetica, sans-serif;
  cursor: pointer;
  height: 30px;
  background-image: url('../images/nav-arrow.png');
  background-repeat: no-repeat;
  background-position: right -30px;
  position: relative;
  font-size: 12px; font-size: 1.2rem;
  padding: 8px 30px 0 10px;
}

#navigation li a {
  text-decoration: none;
}

#navigation li:hover {
  background-position: right 0;
}

#navigation #nav-links {
  border-right: 1px solid #000;
}

#navigation #nav-share {
  border-left: 1px solid #394141;
  border-right: 1px solid #000;
  padding-left: 34px;
}

#navigation #nav-courses {
  border-left: 1px solid #394141;
}

#navigation #nav-share span {
  width: 29px;
  height: 33px;
  display: block;
  background-image: url('../images/icon-share.png');
  background-repeat: no-repeat;
  background-position: 0 0;
  top: 0;
  left: 0;
  position: absolute;
}

#navigation li ul {
  background-color: #232c2c;
  width: 190px;
  position: absolute;
  bottom: 39px;
  left: -1px;
  height: auto;
  opacity: 0;
  display: none;
  z-index: 3000;
}

#navigation li ul li {
  background-image: none;
  float: none;
  font-family: Ubuntu, Verdana, Helvetica, sans-serif;
  display: table-row;
  width: 190px;
}

#navigation li ul li a {
  display: table-cell;
  width: 190px;
  padding: 12px 10px 12px 20px !important;
  height: 26px !important;
  border-bottom: 1px solid #000;
  border-top: 1px solid #394141;
  vertical-align: middle;
}

#navigation li ul li a {
  background-image: url('../images/nav-blip.png');
  background-repeat: no-repeat;
  background-position: 11px 15px;
}

/**
 * Arrows
 */

#arrows {
  display: none;
}

#arrows .arrow {
  width: 60px;
  height: 60px;
  background-color: #065463; /* IE8 */
  background-color: rgba(4, 100, 119, 0.8);
  border-radius: 6px;
    -moz-border-radius: 6px;
    -webkit-border-radius: 6px;
    -o-border-radius: 6px;
  cursor: pointer;
  background-image: url('../images/arrows.png');
  background-repeat: no-repeat;
  background-position: 18px 21px;
  position: absolute;
  top: 230px;
  z-index: 400;
}

#arrows .arrow.left {
  left: 0;
}

#arrows .arrow.right {
  right: 0;
  background-position: 18px -59px;
}

/**
 * General content
 */

.smaller {
  font-size: smaller;
}

#ie-warning {
  font-size: 16px;
  text-align: center;
  padding: 30px;
}

#ie-warning p {
  margin-bottom: 10px;
}

#ie-warning a {
  color: #000;
}

#footer .related-links-holder{
    position:relative;
    top: 8px;
    float:left;
    clear:none;
    text-transform: uppercase;
    left:20px;
}
#footer .related-links-holder .related-links-title{
    float:left;
    clear:none;
}
#footer .related-links-holder ul{
    display:block;
    float:left;
    clear:none;
    margin-left:10px;
}
#footer .related-links-holder ul li{
    display:block;
    float:left;
    clear:none;
    display:none;
}
#footer .related-links-holder ul li a{
    color:white;
    text-decoration: none;
}