JSFiddle - React, Tailwind, and code Playground

HTML

<form>
    <input id="b2" type="text" placeholder="Enter Name." name="name" maxlength="300">

    <button id="b1" type="button name" >Submit</button>
</form>

JavaScript

$("#b1").hover(function(){
      $('#b2').css("background-color", "yellow");
    }, function(){
    $('#b2').css("background-color", "pink");
    
     });