JSFiddle - React, Tailwind, and code Playground

by Oski Krawczyk

HTML

<div class="panel">
    <div class="front go">
    </div>
    <div class="back">
    </div>
</div>

CSS

.panel {
    width: 200px;
    height: 200px;
    
    -webkit-perspective: 600;
    -moz-perspective: 600;
}

.panel .front {
    z-index: 900;
    width: inherit;
    height: inherit;
    background: green;
   
    -webkit-transform: rotateY(0deg);
    -webkit-transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;

    -moz-transform: rotateY(0deg);
    -moz-transform-style: preserve-3d;
    -moz-backface-visibility: hidden;

    /* -- transition is the magic sauce for animation -- */
    -o-transition: all .4s ease-in-out;
    -ms-transition: all .4s ease-in-out;
    -moz-transition: all .4s ease-in-out;
    -webkit-transition: all .4s ease-in-out;
    transition: all .4s ease-in-out;
}

.panel.flip .front {
    z-index: 900;
   -webkit-transform: rotateY(180deg);
    -moz-transform: rotateY(180deg);
}

.panel .back {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 800;
    width: inherit;
    height: inherit;
    background: red;
    
    -webkit-transform: rotateY(-180deg);
    -webkit-transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;

    -moz-transform: rotateY(-180deg);
    -moz-transform-style: preserve-3d;
    -moz-backface-visibility: hidden;

    /* -- transition is the magic sauce for animation -- */
    -o-transition: all .4s ease-in-out;
    -ms-transition: all .4s ease-in-out;
    -moz-transition: all .4s ease-in-out;
    -webkit-transition: all .4s ease-in-out;
    transition: all .4s ease-in-out;
}

.panel.flip .back {
    z-index: 1000;
    -webkit-transform: rotateY(0deg);
    -moz-transform: rotateY(0deg);
}

JavaScript

$$('.go').addEvent('click', function(e) {
    $$('.panel').addClass('flip');
    e.stop();
});

$$('.back').addEvent('click', function(e) {
    $$('.panel').removeClass('flip');
    e.stop();
});