JSFiddle - React, Tailwind, and code Playground

by only_dimon

HTML

<div class="container fixed">
    <div class="el z1"></div>
    <div class="el z3"></div>
</div>
<div class="container relative">
    <div class="el z2"></div>
    <div class="el z4"></div>
</div>

CSS

html, body {
    height: 100%;
    width: 100%;
}

.container {
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
    background: rgba(0,0,0,0.3);
}
.container.fixed {
	position: fixed;
}

.container.relative {	
	position: relative;
}

.el {
     position: absolute;
}

.z1 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    margin-top: -100px;
    margin-left: -100px;
    background: yellow;
    z-index: 1;
}

.z2 {
    width: 150px;
    height: 150px;
    top: 50%;
    left: 50%;
    margin-top: -75px;
    margin-left: -75px;
    background: green;
    z-index: 2;
}

.z3 {
    width: 100px;
    height: 100px;
    top: 50%;
    left: 50%;
    margin-top: -50px;
    margin-left: -50px;
    background: white;
    z-index: 3;
}

.z4 {
    width: 50px;
    height: 50px;
    top: 50%;
    left: 50%;
    margin-top: -25px;
    margin-left: -25px;
    background: black;
    z-index: 4;
}