.d-flex {
    display: flex;
  }
  
.justify-content-center {
justify-content: center;
}

.card-container {
    /* position: relative; */
    margin: auto;
    width: 1000px;
  }


.card-front{
    text-align: center;
    width: 360px;
    height: 360px;
}

.card-back{
    width: 360px;
    height: 360px;
    display: none;
}
  
  /* .slide {
    position: absolute;
    width: 100%;
    height: 500px;
    left: 100%;
    transition: all 0.5s ease-in-out;
  }
  
  .slide:first-child {
    left: 0;
  } */