JSFiddle - React, Tailwind, and code Playground

by darcyclarke

CSS

body {
    
}

body:before,
body:after {
    content: '';
    position: absolute;   
    width: 100%;    
    height: 100%;
    top: 0;
    left: 0;
    transition: all .3s linear;
   -o-transition: all .3s linear;
   -moz-transition: all .3s linear;
   -webkit-transition: all .3s linear;
}

body:before {
    z-index: 200;
    width: 50%;
    background-color: #65318f;      
    -webkit-animation: animateBefore 4s; 
}

body:after {
    z-index: 100;
    left: 50%;
    width: 50%;
    background-color: #9c2a7f;  
    -webkit-animation: animateAfter 4s;    
}

@-webkit-keyframes animateBefore {  
    0% { width: 50%; }  
    100% { width: 60%; }  
}

@-webkit-keyframes animateAfter {  
    0% { width: 50%; }  
    100% { width: 60%; }  
}