ON - OFF Button Css

Link:https://proto.io/freebies/onoff/

**** CSS:

.onoffswitch {
    position: relative; width: 90px;
    -webkit-user-select:none; -moz-user-select:none; -ms-user-select: none;
}
.onoffswitch-checkbox {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.onoffswitch-label {
    display: block; overflow: 
    hidden; cursor: pointer;
    /*border: 2px solid #999999;*/ 
    border-radius: 20px;
}
.onoffswitch-inner {
    display: block; width: 200%; margin-left: -100%;
    transition: margin 0.3s ease-in 0s;
}
.onoffswitch-inner:before, .onoffswitch-inner:after {
    display: block; float: left; width: 50%; height: 30px; padding: 0; line-height: 30px;
    font-size: 14px; color: white; font-family: Trebuchet, Arial, sans-serif; font-weight: bold;
    box-sizing: border-box;
}
.onoffswitch-inner:before {
    content: "ON";
    padding-left: 10px;
    /*background-color: #34A7C1;*/ 
    color: #FFFFFF;
    background: #41b749;
}
.onoffswitch-inner:after {
    content: "OFF";
    padding-right: 10px;
    /*background-color: #EEEEEE; */
    /*color: #999999;*/
    text-align: right;
    background: #dc1e1e;
    color: #fff;
}
.onoffswitch-switch {
    display: block; width: 18px; margin: 6px;
    background: #FFFFFF;
    position: absolute; top: 0; bottom: 0;
    right: 56px;
    border: 2px solid #999999; border-radius: 20px;
    transition: all 0.3s ease-in 0s; 
}
.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-inner {
    margin-left: 0;
}
.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-switch {
    right: 0px; 
}

**** HTML:
<div class="onoffswitch">
    <input type="checkbox" name="onoffswitch" class="onoffswitch-checkbox" id="myonoffswitch" tabindex="0" checked>
    <label class="onoffswitch-label" for="myonoffswitch">
        <span class="onoffswitch-inner"></span>
        <span class="onoffswitch-switch"></span>
    </label>
</div>

**** SCRIPT
$(".onoffswitch-checkbox").on('click', function() {
  var pid  = $(this).attr("data-pid");
  var value  = $(this).val();

  if(value==0){
  $("#myonoffswitch"+pid).val("1");
  }else
  if(value==1){
  $("#myonoffswitch"+pid).val("0");
  }
  var giatri = $("#myonoffswitch"+pid).val();

  $.ajax({
url: '/modules.php',
type: 'POST',
dataType: 'html',
data: {name:'Modules',op:'capnhat__QR__tinhtrang',giatri:giatri,pid:pid},
})
.done(function(data) {
if(data==1){
console.log("success");
}else{
console.log(data);
}
});

});