body {
   overflow: hidden;
   background: #999999; 
}

#main {
  position: absolute;
  width: 100%;
  height: 100%;
}

#area {
  width: 80%;
  height: 90%;
  margin: 1% auto;
  background: #ffffff;
  max-width: 1250px;
            -moz-box-shadow:      inset 10px 0 20px rgba(0,0,0,1);
            -webkit-box-shadow:   inset 10px 0 20px rgba(0,0,0,1);
            box-shadow:           inset 10px 0 20px rgba(0,0,0,1);
            padding: 40px 40px;
}

#area iframe {
  border: none;
}

#prev {
  left: 40px;
}

#next {  
  right: 40px;
}

#aprev {
  left: 140px;
}

#anext {  
  right: 140px;
}

.arrow {
  position: absolute;
  margin-top: 32px;
  max-height: 34%;
  font-size: 64px;
  color: #777;
  font-family: arial, sans-serif;
  font-weight: bold;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.arrow:hover {
  color: #E2E2E2;
}
 
.arrow:active {
  color: #777;
}

.aarrow:hover {
  color: #E2E2E2;
}
 
.aarrow:active {
  color: #777;
}

#loader {
  position: absolute;
  z-index: 10;
  left: 50%;
  top: 50%;
  margin: -33px 0 0 -33px;
}

#toc {
  position: absolute;
  top: 0;
  left: 0;
}

// from Jeromy
// #main{ z-index: 10; } #main > #prev,#main > #next{ z-index: 50; } #main > #next{ padding-left: 49%; } #main > #prev{  padding-right: 49%; }

#area{ z-index: 10; } #area > #prev,#area > #next{ z-index: 50; } #area > #next{ padding-left: 46%; } #area > #prev{ padding-right: 49%; }

#divider{
   -webkit-box-shadow: 0 0 7px .1px rgba(0,0,0,.3);
   box-shadow: 0 0 7px 1px rgba(0,0,0,.3);
}