.flip-box {
  background-color: transparent;
  border: 1px solid #f1f1f1;
  perspective: 1000px;
  width:100%
}

.flip-box-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}
.customelement .text-center>div {
  max-width: 100%;
  max-height: 100%;
}
.flip-box:hover .flip-box-inner {
  transform: rotateY(180deg);
}

.flip-box-front, .flip-box-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;

}

.flip-box-front {
  background-color: #bbb;
  color: black;
}

.flip-box-back {
  background-color: dodgerblue;
  color: white;
  transform: rotateY(180deg);
}