.app-content {
  overflow: visible;
}

#tabs {
  position: relative;
  height: 11%;
  background-color: #254A63;
}

.tab {
  position: absolute;
  top: 15%;
  display: inline-block;
  padding-top: 0.2em;
  width: 21%;
  height: 80.8%;
  border-radius: 8px 8px 0px 0px;
  background-color: #5E8EBC;
  color: white;
  vertical-align: middle;
  text-align: center;
  font-weight: bold;
  font-size: 1.5em;
  cursor: pointer;
}

#tab-carrying {
  left: 78%;
}

#tab-conduction {
  left: 55.9%;
}

#tab-radiation {
  left: 33.9%;
}

body.en #tab-carrying, body.zh #tab-carrying, body.vi #tab-carrying{
  left: 1%;
}

body.en #tab-conduction, body.zh #tab-conduction, body.vi #tab-conduction {
  left: 23%;
}

body.en #tab-radiation, body.zh #tab-radiation, body.vi #tab-radiation {
  left: 45%;
}


.currentTab {
  background-color: rgba(119,166,213,1);
}

#content-container {
  position: relative;
  width: 100%;
  height: 87%;
  background: url(data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiA/Pgo8c3ZnIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgdmlld0JveD0iMCAwIDEgMSIgcHJlc2VydmVBc3BlY3RSYXRpbz0ibm9uZSI+CiAgPGxpbmVhckdyYWRpZW50IGlkPSJncmFkLXVjZ2ctZ2VuZXJhdGVkIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgeDE9IjAlIiB5MT0iMCUiIHgyPSIwJSIgeTI9IjEwMCUiPgogICAgPHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iIzc3YTZkNSIgc3RvcC1vcGFjaXR5PSIxIi8+CiAgICA8c3RvcCBvZmZzZXQ9IjgyJSIgc3RvcC1jb2xvcj0iIzNkNjI4NiIgc3RvcC1vcGFjaXR5PSIxIi8+CiAgICA8c3RvcCBvZmZzZXQ9IjEwMCUiIHN0b3AtY29sb3I9IiM1OTc4OTQiIHN0b3Atb3BhY2l0eT0iMSIvPgogIDwvbGluZWFyR3JhZGllbnQ+CiAgPHJlY3QgeD0iMCIgeT0iMCIgd2lkdGg9IjEiIGhlaWdodD0iMSIgZmlsbD0idXJsKCNncmFkLXVjZ2ctZ2VuZXJhdGVkKSIgLz4KPC9zdmc+);
  background: -webkit-linear-gradient(top, rgba(119,166,213,1) 0%,rgba(61,98,134,1) 82%,rgba(89,120,148,1) 100%);
  background: -ms-linear-gradient(top, rgba(119,166,213,1) 0%,rgba(61,98,134,1) 82%,rgba(89,120,148,1) 100%);
  background: rgb(119,166,213);
  background: linear-gradient(to bottom, rgba(119,166,213,1) 0%,rgba(61,98,134,1) 82%,rgba(89,120,148,1) 100%);
  /* Chrome10+,Safari5.1+ */
  /* IE10+ */
  /* Old browsers */
  /* W3C */
}

#pot {
  position: absolute;
  top: 12.3%;
  left: 31%;
  width:21.3em;
  height:16.25em;
}

#arrows {
  position: absolute;
  top: 33.8%;
  left: 33.9%;
  width:17.9em;
  height:9.55em;
}

#krina {
  position: absolute;
  top: 23.8%;
  left: 15.9%;
  width: 34.9em;
  height: 16.45em;
  -moz-transform: rotate(-3deg);
  -ms-transform: rotate(-3deg);
  -o-transform: rotate(-3deg);
  -webkit-transform: rotate(-3deg);
  transform: rotate(-3deg);
}

#hand {
  position: absolute;
  top: -42.2%;
  left: 73.9%;
  width: 49.9em;
  height: 36.4em;
  pointer-events:none;
  -moz-transition: none;
  -o-transition: none;
  -webkit-transition: none;
  transition: none;
}

  #hand.active {
    left: 29.9%;
    -moz-transition: left 1s; lef; le; le;
    -o-transition: left 1s;
    -webkit-transition: left 1s;
    transition: left 1s;
  }

  #hand.noanimation {
    -moz-transition: none;
    -o-transition: none;
    -webkit-transition: none;
    transition: none;
  }

#potmask {
  position: absolute;
  top: 14.6%;
  left: 31.9%;
  width: 20.3em;
  height: 15.25em;
}

#pan {
  position: absolute;
  top: 51.2%;
  left: 13.2%;
  width: 34.9em;
  height: 6.95em;
}

#atoms {
  position: absolute;
  top: 1.8%;
  left: 12.4%;
  width: 37.4em;
  height: 9.15em;
}

#kiraim {
  position: absolute;
  width: 14em;
  height: 5.25em;
}

#kiraim.carrying {
  top: 72.9%;
  left: 37.7%;
}

#kiraim.conduction {
  top: 72.9%;
  left: 22.7%;
}

#kiraim.radiation {
  top: 72.9%;
  left: 37.7%;
}

#kiraim-bottom {
  position: absolute;
  top: 45.9%;
  left: 28.7%;
  width: 5.6em;
  height: 2.95em;
}

#kiraim-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 14em;
  height: 5.25em;
}

#flame {
  position: absolute;
  top: -56.5%;
  left: 30.5%;
  width: 6.1em;
  height: 7.65em;
}

.pointer-line {
  height: 0.14em;
  background-color: white;
}

.pointer-dot {
  position: absolute;
  width: 0.5em;
  height: 0.5em;
  border: 0.15em solid white;
  border-radius: 1.9em;
}

.pointer {
  position: absolute;
  width: 15.6em;
  height: 1em;
}

#pointer-1 {
  top: 61.8%;
  left: 26.7%;
  -moz-transform: rotate(55deg);
  -ms-transform: rotate(55deg);
  -o-transform: rotate(55deg);
  -webkit-transform: rotate(55deg);
  transform: rotate(55deg);
}

#pointer-2 {
  top: 60.9%;
  left: 45.7%;
  -moz-transform: rotate(65deg);
  -ms-transform: rotate(65deg); 
  -o-transform: rotate(65deg);
  -webkit-transform: rotate(65deg); 
  transform: rotate(65deg);
}

#pointer-3 {
  top: 66.3%;
  left: 60.7%;
  -moz-transform: rotate(85deg);
  -ms-transform: rotate(85deg);
  -o-transform: rotate(85deg);
  -webkit-transform: rotate(85deg);
  transform: rotate(85deg);
}

#pointer-1 .pointer-line {
  width: 6.3em;
}

#pointer-1 .pointer-dot {
  top: -30%;
  left: 40%;
}

#pointer-2 .pointer-line {
  width: 5.3em;
}

#pointer-2 .pointer-dot {
  top: -30%;
  left: 33%;
}

#pointer-3 .pointer-line {
  width: 3.9em;
}

#pointer-3 .pointer-dot {
  top: -30%;
  left: 24.5%;
}

.invisible {
  display: none;
}

.btn:focus {
  outline: 0;
}