/* Element */
body::after{
  position: absolute;
  
  /*Pre-cache lightning images*/
  content: url(../img/lightning_1.png) url(../img/lightning_2.png) url(../img/lightning_3.png) url(../img/lightning_4.png) url(../img/lightning_5.png);
  height: 0;
  overflow: hidden;
  width: 0;
  z-index: -1;
}

h2
{
  margin: 10px 0;
}

h3
{
  margin: 0 auto;
}

p
{
  margin: 10px 0;
  
  text-align: left !important;aaaa
}

ul
{
  text-align: left !important;
}

/* ID */
#cover {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  top: 0;
  
  background-color: black;
  opacity: 0.0;
  z-index: 9003;
  
  -webkit-transition: opacity 1s linear;
          transition: opacity 1s linear;
}

#cover.visible
{
  opacity: 1.0;
}

/* Class */
.keys
{
  position: relative;
  
  display: inline-block;
  font-family: Bell MT, "Franklin Gothic Medium", "Franklin Gothic", "ITC Franklin Gothic", Arial, sans-serif;
  font-size: 20px;
  margin: 0 10px;
  width: 102px;
}

.keys span
{
  border: 1px solid #666;
  border-radius: 5px;
  display: inline-block;
  height: 30px;
  line-height: 30px;
  margin: 2px;
  text-align: center;
  vertical-align: middle;
  width: 30px;
}

.keys span.offset
{
  position: absolute;
  left: 50%;
  top: -34px;
  
  margin-left: -15px;
}