div#body {
  padding: 0px;
  margin: 0px;
  background: rgba(214, 255, 169, 0.34) url('../images/bg1.png');
  font-family: Lato, Century Gothic, Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  text-align: center;
}

#banner, #footer{
  position: absolute;
  left: 0px;
  right: 0px;
  border-bottom: solid 2px black;
  text-align: left;
  background: black;
  color: white;
  padding: 5px;
}
#banner{top: 0px; font-size: 30px; font-weight: 600;}
#footer{bottom: 0px; font-size: 10px;}
#banner * { vertical-align: middle;}

#lesson {
  position: absolute;
  top:      100px;
  bottom:   100px;
  width:      400px;
  overflow-x: hidden;
  overflow-y: scroll;
  border:     solid 1px;
  border-radius: 20px;
  position:     absolute;
  left:         25px;
  background:   white;
  -webkit-box-shadow:inset 0px 0px 5px black;
  -moz-box-shadow:inset 0px 0px 5px black;
  -ms-box-shadow: inset 0px 0px 5px black;
  box-shadow: inset 0px 0px 5px black;
}
ul#cards{
  margin: 0px;
  padding: 0px;
  width: 10000px;
  position: absolute;
  -webkit-transition: all 1s;
  -moz-transition:  all 1s;
  -o-transition:    all 1s;
  transition:       all 1s;
}
ul#cards>li{
  float: left;
  width: 360px;
  height: 100%;
  text-align: left;
  margin: 20px;
  list-style: none;
}
ul#cards h1{margin-top: 0px;}
.activity{
  background: rgba(117,50,138,.2);
  border-top: dashed 1px black;
  border-bottom: dashed 1px black;
}

a#prev, a#next{
  position: absolute;
  width: 30px;
  height: 30px;
  background: white;
  border-radius: 5px;
  border: solid 1px gray;
  text-decoration: none;
  top: 45%;
  text-align: center;
  z-index: 9;
  box-shadow: 2px 2px 5px #888888;
  display: none;
}
a#prev:hover, a#next:hover{background: black; color: white;}
a#prev:active, a#next:active{margin-left: 1px; margin-top: 1px; box-shadow: none;}

a#prev{left: 5px;}
a#next{left: 415px;}

#righthand{
  position: absolute;
  top:    100px;
  bottom: 100px;
  left:   500px;
  right:  50px;
  display: flex;
  justify-content: center;
  border-radius: 10px;
}
#righthand img{ position: absolute; left: 0px; z-index: 1; }
#righthand .embeddedWescheme{position: absolute; top: -15px; left: 0px; right: 0px; min-width: 300px; bottom: 50px; z-index: 1;}

.embeddedWescheme::before {
    content: 'Loading...';
    display: block;
    position: relative;
    font-size: 80px;
    top: 220px;
    left: -21px;
    color: rgba(0,0,0,0.08);
    transform: rotate(45deg);
    z-index: -1;
}

.refreshButton {background: black; color: white; font-size: 14px; border: outset 1px; height: 20px; display:block;}
#header{display:none;}
#progressbar{position: absolute; top: 62px; left: 0px; height: 2px; background: white; width: 0px;
-webkit-transition: all 1s;
  -moz-transition:  all 1s;
  -o-transition:    all 1s;
  transition:       all 1s;}