.flip-card {
    background-color: transparent;
    width: 250px;
    height: 250px;
    perspective: 1000px;
    cursor: pointer;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 1.4s;
  transform-style: preserve-3d;
  border-radius: 50%;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
  border-radius: 50%;
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  border-radius: 50%;
}

.flip-card-front {
  background-color: transparent;
  color: black;
}

.flip-card-back {
  background-color: #5C6778;
  color: white;
  transform: rotateY(180deg);
}