JSFiddle - React, Tailwind, and code Playground

HTML

<div id="confirmBox">
        <p>Are you sure you want to delete this record?</p>
        <br />
        <input type="button" value="Yes" id="btnYes"/>
        <input type="button" value="No" id="btnNo" />
    </div>

CSS

#confirmBox{
 position:fixed;
 margin:0 auto;
 width:500px;
 height:150px;
 background:#ffffff;
 border:1px solid #ddd;
}