JSFiddle - React, Tailwind, and code Playground
HTML
<div id="test">
Testing
</div>
<button id="b" value="abc">abc</button>
CSS
button{
border: 1px solid red;
}
JavaScript
$('#b').toggle(function(){
$(this).css('border', 'none');
},
function(){
$(this).css('border', '');
});