JSFiddle - React, Tailwind, and code Playground

HTML

<div class="something">
    <img src="https://i2.wp.com/beebom.com/wp-content/uploads/2016/01/Reverse-Image-Search-Engines-Apps-And-Its-Uses-2016.jpg?resize=640%2C426" />
    <img src="http://www.dpadda.com/wp-content/uploads/2018/03/IMG_4218.jpg" />
</div>

<input type="button" id="load" value="Load"/>
<div id="fullscreen">
    <div class="imgfull"></div>
</div>

CSS

#fullscreen{
    border: solid 1px #000;
}

JavaScript

$('.something').click(function(){
         $('.imgfull').html('<img src="' + $(this).find('img:eq(0)').attr('src') + '" />');
    });