style.css

   #editor,.o{ 
        height: 500px;
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12), 0 2px 6px rgba(0, 0, 0, 0.5);
    }
    .oh{
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.24), 0 2px 6px rgba(0, 0, 0, 0.5);
       font-size:20px;
       background-color:#f5f5f5;width:100%;
       padding :5px;
       border:2px solid white;

      }
      .box{
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.24), 0 2px 6px rgba(0, 0, 0, 0.5);
      }
      #x{
         float:right;
         font-size:16px;
         cursor:pointer;
        }
     #output{
             width: 100%;height:100%;
             
           }
    .btn{
      font-size: 14px;
      font-family: monaco,Courier,monospace;
      box-shadow: 0 4px 12px 0 rgba(27,169,76,.5);
    }
    .btn-success{
      background-color: #1ba94c;
    }

.c {
    display: block;
    position:absolute;
    padding-left: 35px;
    margin-bottom: 12px;
    margin-top: 5px;
    cursor: pointer;
    font-size: 14px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.c input{
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background-color: #ccc;
}


.c:hover input ~ .checkmark {
    background-color: #ccc;
}

.c input:checked ~ .checkmark {
    background-color: #32CD32;
}
/*
#loader {
  border: 5px solid #f3f3f3;
  border-radius: 50%;
  border-top: 5px solid blue;
  border-bottom: 5px solid blue;
  width: 30px;
  height: 30px;
  -webkit-animation: spin 1s linear infinite;
  animation: spin 1s linear infinite;
}

@-webkit-keyframes spin {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

*/
.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.c input:checked ~ .checkmark:after {
    display: block;
}

.c .checkmark:after {
    left: 9px;
    top: 5px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 3px 3px 0;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}
.panal{
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12), 0 2px 6px rgba(0, 0, 0, 0.5);
  width: 100%;
  margin-top: 3%;
}
.s{
  width: 100px;
}
#in{
  display: none;
}

/*
 for switch
*/

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
  
}

.switch input {display:none;}

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

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  -webkit-transition: .4s;
  transition: .4s;
}

input:checked + .slider {
  background-color: #64bd63;
}

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

input:checked + .slider:before {
  -webkit-transform: translateX(26px);
  -ms-transform: translateX(26px);
  transform: translateX(26px);
}

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

.slider.round:before {
  border-radius: 50%;
}
label.switch{
  margin-bottom: -5px;
}

#save{
  float: right;
    line-height: 2;
    padding-left: 15px;
    padding-right: 15px;
    cursor: pointer;
    margin: auto;
    color: skyblue;
   height: 100%;
}