JSFiddle - React, Tailwind, and code Playground

HTML

<div class="picture-viewer">
  <div class="picture-viewer-frame"> <!--Element to position to fit the child image size -->
     <img src="https://post.greatist.com/wp-content/uploads/sites/3/2020/02/325466_1100-1100x628.jpg">
     <div class="picture-viewer-frame-header">
        Header Text
     </div>
</div>
</div>

CSS

*
{
  box-sizing: border-box;
}
body
{
  background-color: tomato;
}
.picture-viewer
{
	position: fixed;
	display: flex;
	width: 100%;
	height: 100%;
	z-index: 20;
	top: 0px;
	justify-content: center;
	align-items: center;
}
.picture-viewer-frame
{
	position: relative;
	display: flex;
	width: 85%;
	height: 85%;
	justify-content: center;
	align-items: center;
  background-color: rgba(0, 0, 0 , 0.25);
}
.picture-viewer-frame img
{
	max-width: 100%;
	max-height: 100%;
	box-shadow: 0px 0px 15px 2px rgba(0, 0, 0, 0.35);
}
.picture-viewer-frame-header
{
	position: absolute;
  display: flex;
	top: 0px;
	left: 0px;
	width: 100%;
	height: 65px;
	background-color: rgba(255, 255, 255, 0.1);
  color: white;
  align-items: center;
  padding-left: 15px;
}