.folio{
position: relative;
min-height: 550px;
}
.wrap {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: -30px;
  _background-color: #BBDEFB;
  display: flex;
  justify-content: center;
  align-items: center;
}
.card {
  width: 600px;
  height: 400px;
  position: relative;
  perspective: 1000px;
}
.front, .back {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  display: flex;
  _justify-content: left;
  _align-items: top;
  text-align:left;
  transition: 1s;
  backface-visibility: hidden;
  border-radius: 12px;
}
.front {
  background-color: #fff;
  color:#679ac9;
  box-shadow: 0 4px 10px -5px #00000070;
}
.back {
  background-color: #BDBDBD;
  transform: rotateY(180deg);
  box-shadow: 0 4px 10px -5px #00000070;
}
.card:hover .front {transform: rotateY(180deg);}
.card:hover .back {transform: rotateY(360deg);}