CSS3 animation 'flip'

by Daan Hai

HTML

<div class="flipper">
    <div class="flip-front">FRONT</div>
    <div class="flip-back">BACK</div>
</div>
<br /><br />
<div class="dflipper">
    <div class="dflip-front">FRONT</div>
    <div class="dflip-back">BACK</div>
</div>

CSS

.flip-front, .flip-back {
    -webkit-box-shadow: 7px 7px 5px 0px rgba(50, 50, 50, 0.75);
    -moz-box-shadow: 7px 7px 5px 0px rgba(50, 50, 50, 0.75);
    box-shadow: 7px 7px 5px 0px rgba(50, 50, 50, 0.75);
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 400;
    font-style: normal;
    font-size: 50px;
}

.flip-back {
    border-radius: 35px 05px 35px 05px;
}

.flip-front {
    border-radius: 05px 35px 05px 35px;
}

body {
    margin: 50px;
}

.flipper {
    width: 300px;
    height: 100px;
    line-height: 100px;
    color: #444;
    text-align: center;
    margin: 0 auto;
}

.flip-front {
    background: #576BFF;
    color: #C2C9FE;
    width: 300px;
    height: 100px;
}

.flip-back {
    background: #C2C9FE;
    color: #576BFF;
    width: 300px;
    height: 100px;
}

 .flipper {
    position: relative;
    -webkit-perspective: 700;
    overflow: visible;
}

.flip-front {
    -webkit-transform-style: preserve- 3 d;
    -webkit-backface-visibility: hidden;
    -webkit-transition: all ease-in-out 0.5s;
    z-index: 900;
}

.flip-back {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 800;
    -webkit-transform: rotatex(-180deg);
    -webkit-transform-style: preserve- 3 d;
    -webkit-backface-visibility: hidden;
    -webkit-transition: all ease-in-out 0.5s;
    opacity: 0;
}

.flipper:hover .flip-front {
    z-index: 900;
    -webkit-transform: rotatex(180deg);
    opacity: 0;
}

.flipper:hover .flip-back {
    z-index: 1000;
    -webkit-transform: rotatex(0deg);
    opacity: 1;
}






/* 2nd */

.dflip-front, .dflip-back {
    -webkit-box-shadow: 7px 7px 5px 0px rgba(50, 50, 50, 0.75);
    -moz-box-shadow: 7px 7px 5px 0px rgba(50, 50, 50, 0.75);
    box-shadow: 7px 7px 5px 0px rgba(50, 50, 50, 0.75);
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 400;
    font-style: normal;
    font-size: 50px;
}

.dflip-back {
    border-radius: 35px 05px 35px 05px;
}

.dflip-front {
    border-radius: 05px 35px 05px...