#class-description {border:1px solid #bbb;min-height:100px; color:#555; font-size:0.85rem;}
/*************************************************************/
/* The switch - the box around the slider */
.switch {
  position: relative;
  display: inline-block;
  width: 80px;
  height: 30px;
}

/* Hide default HTML checkbox */
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

/* The slider */
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  -webkit-transition: .4s;
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 23px;
  width: 23px;
  left: 4px;
  bottom: 3px;
  background-color: white;
  -webkit-transition: .4s;
  transition: .4s;
  z-index:1;
}

input:checked + .slider {
  background-color: #345aa0;
}

.slider .lang {display:none; padding:0 10px; position:absolute; top:4px; font-style:normal;}

.slider .lang-ko {left:5px; color:white;}
.slider .lang-en {display:inline;right:5px;}
input:checked + .slider .lang-ko {display:inline; }
input:checked + .slider .lang-en {display:none;}

input:focus + .slider {
  box-shadow: 0 0 1px #2196F3;
}

input:checked + .slider:before {
  -webkit-transform: translateX(50px);
  -ms-transform: translateX(50px);
  transform: translateX(50px);
}

/* Rounded sliders */
.slider.round {
  border-radius: 34px;
}

.slider.round:before {
  border-radius: 50%;
}

/**********************************************/