JSFiddle - React, Tailwind, and code Playground

HTML

<div class="toggle_btn_container"> 
    <div class="toggle_btn_box"> 
        <input class="toggle_input " id="toggle_btn" type="checkbox" />
        <label class="toggle_label" for="toggle_btn"></label> 
    </div> 
</div>

CSS

.toggle_btn_container {  
    padding: 10px;  
    box-sizing: border-box;  
    background: #767676;
}

.toggle_input {  
    display: none;
}

.toggle_input + .toggle_label {  
    outline: 0;
    display: block;  
    width: 4em;  
    height: 2em;  
    position: relative;  
    cursor: pointer;  
    user-select: none;
}

.toggle_input + .toggle_label:after,
.toggle_input + .toggle_label:before {  
    position: relative;  
    display: block;  
    content: '';  
    width: 50%;  
    height: 100%;
}

.toggle_input + .toggle_label:after {  
    left: 0;
}

.toggle_input + .toggle_label:before {  
    display: none;
}

.toggle_input:checked + .toggle_label:after {  
    left: 50%;
}

.toggle_input + .toggle_label {  
    background: #b8b8b8;  
    border-radius: 2em;  
    padding: 2px;  
    transition: all 0.4s ease;  
    box-sizing: border-box;
}

.toggle_input + .toggle_label:after {  
    border-radius: 50%;  
    background: #fff;  
    transition: all 0.2s ease;
}

.toggle_input:checked + .toggle_label {  
    background: #36ec73;
}

JavaScript

const toggle_btn = document.querySelector('#toggle_btn'); 
const toggle_label = document.querySelector('.toggle_label'); 

toggle_btn.addEventListener('change' , function(){ 
    console.log(toggle_btn.checked) 
})