JSFiddle - React, Tailwind, and code Playground

HTML

<input type ='button' class="butt" value="go" /><br/>
<input type ='button' class="butt" value="go" /><br/>
<input type ='button' class="butt" value="go" /><br/>
<input type ='button' class="butt"  value="go" /><br/>
<input type ='button' class="butt"  value="go" /><br/>
<input type ='button' class="butt"  value="go" /><br/>

CSS

.background {
background-color: red;}

JavaScript

$(".butt").on('click', function(){ 
    $('.butt').not(this).removeClass('background');
    $(this).toggleClass('background'); 
})