.ThreeD-letter{
    position: absolute;
}
.letter{
    display: inline-block;
    font-weight: 900;
    font-size: 8em;
    margin: 0.2em;
    position: relative;
    color: #00B4F1;
    transform-style: preserve-3d;
    perspective: 400;
    z-index: 1;
    opacity:0.5;
}
.letter:before, .letter:after{
    position:absolute;
    content: attr(data-letter);
    transform-origin: top left;
    top:0;
    left:0;
}
.letter, .letter:before, .letter:after{
    transition: all 0.3s ease-in-out;
}
.letter:before{
    color: #fff;
    text-shadow:
            -1px 0px 1px rgba(255,255,255,.8),
            1px 0px 1px rgba(0,0,0,.8);
    z-index: 3;
    transform:
            rotateX(0deg)
            rotateY(-15deg)
            rotateZ(0deg);
}
.letter:after{
    color: rgba(0,0,0,.11);
    z-index:2;
    transform:
            scale(1.08,1)
            rotateX(0deg)
            rotateY(0deg)
            rotateZ(0deg)
            skew(0deg,1deg);
}
.letter:hover:before{
    color: #fafafa;
    transform:
            rotateX(0deg)
            rotateY(-40deg)
            rotateZ(0deg);
}
.letter:hover:after{
    transform:
            scale(1.08,1)
            rotateX(0deg)
            rotateY(40deg)
            rotateZ(0deg)
            skew(0deg,22deg);
}