JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
<div class="burger-contain">
    <div id="line-1" class="line"></div>
    <div id="line-2" class="line"></div>
    <div id="line-3" class="line"></div>
</div>
</div>

SCSS

.line{
   height: 10px;
   width: 100px;
   margin: 10px;
   background-color:red;
}

@keyframes firstChild {
  0% {transform: translateY(0);}
  50% {transform: translateY(10px);}
  100% {transform: rotate(-45deg);}
}

@keyframes firstChild2 {
  0% {transform: rotate(-45deg);}
  50% {transform: translateY(10px);}
  100% {transform: rotate(0deg);}
}

.animate {
   animation-name: firstChild;
   transform-origin: 30px 25px;
   animation-duration: 0.5s;
   animation-fill-mode: forwards;
}


.reverse {
animation-name: firstChild2;
transform-origin: 30px 25px;
animation-duration: 0.5s;
}

JavaScript

$(document).ready(function(){

var line = $(".line");
var burger = $(".burger-contain")
var toggled = false;

burger.click(function(){
   triggerAnimation();
});

function triggerAnimation(){
   if (toggled === false){
   line.removeClass("reverse");
   line.addClass("animate");
   toggled = true;
} else {

   line.removeClass("animate");
   line.addClass("reverse");
   toggled = false; 
}

}


});