.tilt {
overflow: hidden;
position: relative;
width: 100%;
height: 100%;
margin: 0 auto;
}
.tilt__back,
.tilt__front {
width: 100%;
height: 100%;
background-position: 50% 50%;
background-repeat: no-repeat;
background-size: cover;
-webkit-backface-visibility: hidden;
backface-visibility: hidden;
}
.tilt__back {
position: relative;
}
.tilt__front {
position: absolute;
top: 0;
left: 0;
}